Renata Cole

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1	# Track 03 (Engineering & Delivery) — Phase 1 Plan
2	
3	## Context
4	
5	Team-lead has asked every track lead to plan in plan mode before any hiring or code. This
6	track (Renata Cole) owns the actual Go implementation of all three assignment questions —
7	the DAO, the REST API, and the IDP connector — so its plan needs to name concrete,
8	Jira-shaped deliverables, propose a 4-hire roster with real personality variance (per
9	`CASTING.md`), decide which decisions in this track deserve a debate pattern versus which are
10	waste, state the dependency order this track already committed to in
11	`../02-ai-security-architecture/planning-approach.md`, and produce the "Service boundaries"
12	section of root `PLANNING.md` that 04 (Theo) is blocked on reading. Nothing here is new
13	strategy — it operationalizes what's already agreed in `planning-approach.md` and the root
14	`CLAUDE.md`'s org section. No code is written in this phase.
15	
16	## 1. Deliverables & tasks (one Jira Story each; Epic = this track)
17	
18	| Story | What | Hand-off consumed | Hand-off produced | Acceptance standard |
19	|---|---|---|---|---|
20	| S1. Scaffolding | Go module layout, `cmd/` entrypoints, route wiring, stub handlers, config loading | none (assignment text only) | `PLANNING.md` Service boundaries (this plan, §4 below) | Buildable skeleton; 04 can read the boundaries doc without asking a follow-up question |
21	| S2. DAO per backend | `internal/dao` `Repository` interface + Postgres/CockroachDB/SQLite implementations for `user_profile`, `user_credential` | 05's Go-shaped contract in `../05-data-ops/multi-db-strategy.md` (interface signatures, field types/nullability, credential-method-as-lookup-table note) | none outbound | 03 implements directly from the contract with no re-derivation of schema or interface decisions; if the contract is prose instead of Go signatures, this story is blocked and kicked back to 05 |
22	| S3. REST handlers + auth middleware | Search/retrieve `user_profile` endpoints (Q2) + middleware enforcing 02's scheme | 02's receiver-shaped auth hand-off (token scheme, validation point — the deferred follow-up to `api-auth-design.md` noted in 02's own `CLAUDE.md` Status) | none outbound | Middleware implements the scheme as specified; no alternatives re-litigated in code |
23	| S4. Connector `/auth` + `/identity` | Go client + handlers per the assignment's fixed JSON contracts | 02's `connector-security.md` (token lifecycle: TTL, storage, refresh, never-persist-in-plaintext) | none outbound | Token-lifecycle logic matches 02's spec exactly; endpoint paths/bodies are the assignment's, not re-designed |
24	| S5. Tests | Table-driven unit tests for DAO (mocked driver), handlers (mocked DAO), connector (mocked HTTP) | S1–S4 outputs | none | Stated strategy: unit-heavy, integration deliberately stubbed (assignment doesn't require full end-to-end); documented, not silently absent |
25	| S6. README | What's implemented vs. stubbed/mocked and why; AI tool/workflow used (this plan's own hiring + patterns) | all of the above | the track's README | A cold reader can tell what runs vs. what's a stub without asking |
26	
27	## 2. Hire roster — 4 hires (suggested cast from `CASTING.md`, adopted as-is)
28	
29	All four: **model sonnet** (planning/design/implementation tier per `planning-approach.md`;
30	opus is reserved for the connector token-lifecycle *implementation* seat in a later phase, not
31	planning — none of these four need it now). No hire spawns subagents; no CLAUDE.md marker;
32	profile-gen text-first, after "hiring go".
33	
34	**Oren Castellan — Detail Hawk, code reviewer.** *Function:* second-pass review on DAO/handler/connector Go for error semantics, nullability, off-by-one — the review-seat Renata asked for on her own output, plus the independent pass 02 called for on security-graded surfaces. *Tags:* serious, cautious. *Pattern/role:* rotating devil's advocate seat (implementation calls); second-pass reviewer on S3/S4.
35	
36	*Persona:* Meticulous and understated; in review he goes quiet, then produces a numbered list nobody else caught. Decides by tracing every input to its type and zero value before trusting a code path. Pushes back on "the happy path handles it" and on errors swallowed with `_`. Eight years reviewing Go services at a logistics company, two more doing contract review for a fintech's PCI-scoped repos. Deep in `go vet`/`staticcheck`, table-driven tests, and nil-vs-empty-slice distinctions. Blind spot: he can spend an hour on a rare nullability edge case while missing that the function solves the wrong problem — pair him with someone who checks the solution's shape first. In disagreement he stays procedural, names the specific line and failure, and drops it once satisfied. (129 words)
37	
38	**Nolan Reyes — Veteran, ops/migrations/token-lifecycle sanity.** *Function:* pattern-matches implementation and layout decisions against real production failure modes; pessimist hat in the Go-layout three-hats run. *Tags:* serious, cautious. *Pattern/role:* three-hats pessimist (Go layout); rotating devil's advocate participant.
39	
40	*Persona:* Dry and unhurried; opens reviews with what broke last time he saw this pattern in production. Decides from incident history more than documentation. Pushes back on any "this will just work" claim about retries, timeouts, or token refresh under load. Eleven years in platform ops — six at a regional bank's card-issuing platform, five running SRE for a logistics SaaS — paged once for an expired-token cascade and once for a migration that locked a table for forty minutes; never forgot either. Deep in Go's `context` package, connection pooling, and graceful shutdown. Blind spot: he over-indexes on failures he personally lived through and under-weights new ones. Argues by scenario, not principle, and concedes fast when shown a failure mode he hasn't seen. (134 words)
41	
42	**Marisol Ferran — Enthusiast, Renata's temperament opposite (required).** *Function:* pushes for trying the promising-but-unproven tool (codegen, generics) rather than the safe default; optimist hat in three-hats. *Tags:* playful, bold. *Pattern/role:* three-hats optimist (Go layout); counterweight voice on S2's driver-abstraction choice.
43	
44	*Persona:* Bright and quick to say "let's just try it" before the room finishes weighing options; energized by tools that remove boilerplate. Decides by prototyping fast and showing the result rather than arguing it abstractly. Pushes back on "we've always done it this way" and on process that delays the first line of code by a week. Four years building internal tools at a logistics startup, two more at a small dev-tools shop evaluating codegen and ORM options for clients. Comfortable with `sqlc`, Go generics, and OpenAPI-driven scaffolding. Blind spot: she underweights the years-long operational cost of a clever tool and can talk a team into a dependency nobody wants to own. In disagreement she stays upbeat, offers to build the smaller version on the spot, and yields once the maintenance cost is spelled out. (141 words)
45	
46	**Ines Dabrowski — Systems Cartographer, Go layout / service topology.** *Function:* owns the diagramming behind the Service boundaries decision below; draws the package/dependency map before anyone commits to prose. *Tags:* serious, bold. *Pattern/role:* drafts the Service boundaries doc (§4); non-hat contributor to three-hats as tie-break if optimist/pessimist stall.
47	
48	*Persona:* Calm and visual; sketches a box-and-arrow diagram before committing an opinion to words. Decides by mapping every boundary and dependency first, then asking what crosses it and why. Pushes back on two services sharing a package for convenience rather than a real shared concern. Seven years as a platform engineer at a multi-tenant SaaS company, three designing service boundaries for a payments integration team. Strong on Go module layout, dependency direction, and where an interface should live versus where it's implemented. Blind spot: she can over-abstract a boundary that would have been fine as one package at this project's size, mistaking cleanliness for necessity. In disagreement she draws the alternative rather than argues it, and updates the diagram in front of the room when persuaded. (135 words)
49	
50	Roster spans both required axes (serious/playful via Marisol; cautious/bold via Ines and
51	Marisol), includes Renata's required opposite (Marisol), and duplicates no archetype from
52	another track's *function* (Detail Hawk here is a code reviewer; 05's Detail Hawk is a DDL
53	reviewer, a different function — allowed per variance rule 2).
54	
55	## 3. Debate plan
56	
57	- **Three hats — Go layout (one binary vs. two).** Marisol (optimist: ship one binary, less
58	  ceremony) / Callum (pessimist: two binaries, because a shared-everything binary is how a
59	  card-issuing platform he worked on ended up with the connector's outbound vendor calls
60	  taking down the client-facing API during an incident) / **Renata takes the pragmatist hat
61	  herself** rather than hiring a fifth (catalog explicitly allows this) — she's the
62	  Minimalist-leaning lead per `CASTING.md` §7. Ines drafts the resulting diagram either way.
63	  Decision recorded in `decisions/go-layout-debate.md`.
64	- **Rotating devil's advocate — implementation calls.** Error semantics (wrap vs. sentinel
65	  errors), context propagation into the DAO layer, test-double strategy (interface fakes vs.
66	  generated mocks). Seat rotates Oren → Callum → Marisol → Ines per decision so no one hire
67	  becomes "the objector." Cheapest pattern; run on every non-trivial implementation call in
68	  S2–S4.
69	- **Newcomer's-question pass on hand-offs — run by Renata herself, not a hired Newcomer.**
70	  This track wasn't allocated a Newcomer seat (04 has one; hiring a second here would exceed
71	  the intent of a 4-hire cap for marginal gain). Renata reads 05's `multi-db-strategy.md` and
72	  02's receiver-shaped hand-offs cold, the moment they land, and lists anything she can't act
73	  on without re-deriving the sender's reasoning — same test the pattern exists to run, just
74	  performed by the actual receiver instead of a proxy.
75	- **Explicit waste:** the `/auth` and `/identity` endpoint paths and JSON bodies are fixed by
76	  the assignment text — never debated. Red team/blue team is 02's pattern for the token
77	  lifecycle's security properties, not this track's to re-run; 03 only debates *how* it
78	  implements what 02 specifies (error handling, retries), never *whether* the scheme is right.
79	
80	## 4. Dependencies (and the Service boundaries output for 04)
81	
82	**Split start**, consistent with `planning-approach.md` §2: S1 (scaffolding) starts as soon as
83	hiring completes — no upstream blocker. S2 (DAO) is blocked on 05's Go-shaped contract landing
84	*stable* (not polished — unlikely to be rewritten). S3's middleware is blocked on 02's
85	receiver-shaped auth hand-off; S3's route wiring and non-auth handler logic can start earlier.
86	S4 is blocked on 02's `connector-security.md` token-lifecycle spec, which already exists in
87	prose form — implementable now, refined if 02's deferred receiver-shaped version changes
88	anything.
89	
90	**Service boundaries (written into root `PLANNING.md` alongside this plan):**
91	
92	- **Two binaries**, not one: `cmd/api-service` (Q1 DAO + Q2 REST API, client-facing, bearer-
93	  token auth) and `cmd/idp-connector` (Q3, outbound-only to vendors). Reasoning: different
94	  threat models and auth surfaces per 02's track, independent scaling/deploy needs, and it
95	  mirrors the assignment's own Q2/Q3 split rather than inventing a new boundary.
96	- **Package layout:**
97	  ```
98	  cmd/api-service/main.go
99	  cmd/idp-connector/main.go
100	  internal/dao/        # Repository interface + postgres/cockroachdb/sqlite implementations
101	  internal/model/      # shared structs: UserProfile, UserCredential
102	  internal/api/         # REST handlers, router, auth middleware
103	  internal/connector/   # /auth, /identity client + handlers
104	  internal/config/      # env-var config loading, shared by both binaries
105	  ```
106	- **Config surface:** environment variables only (12-factor, container-friendly for 04) —
107	  `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `HTTP_ADDR`, `AUTH_JWT_ISSUER` /
108	  `AUTH_JWT_AUDIENCE` (names pending 02's final scheme), `IDP_ABC_BASE_URL`,
109	  `IDP_ABC_CLIENT_ID` / `IDP_ABC_CLIENT_SECRET`. No flags, no config files.
110	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)`
111	  chosen at startup from `DB_DRIVER`; every backend satisfies one `Repository` interface
112	  (exact method signatures finalized once 05's contract lands — the factory *shape* is stable
113	  now, its return type's method set is not).
114	- **What 04 may treat as stable:** the two-binary split, the `cmd/` entrypoint names, the
115	  env-var config approach and the variable names above, and the `dao.New(driver, dsn)` factory
116	  signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice,
117	  and handler-package internals — those can still shift as 05's and 02's hand-offs land.
118	
119	## Verification
120	
121	- `PLAN.md` for this track matches this file verbatim once copied.
122	- `PLANNING.md` row 03 updated to "plan drafted — awaiting hiring go"; Service boundaries
123	  section replaces its "TBD" with the content in §4 above.
124	- No `.go`, `.sql`, `go.mod`, or agent-definition files exist yet — only prose changed.
125	- Roster (4 hires) checked against `CASTING.md` variance rules before messaging team-lead:
126	  no archetype repeated within this team; Renata's required opposite (Enthusiast) present;
127	  two temperament axes spanned; no first name collides with any lead.
128	

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1	# Casting Registry — hiring rules, archetypes, and orchestration patterns
2	
3	Every agent in this project is a "hire" with a profile-gen persona: a name, a temperament, a plausible professional history, a technical background, and a stated blind spot. This file is how the org keeps those hires **varied across teams, not just within one** — five leads who all hire clones of themselves would produce agreement, and agreement is not what a design review is for. Team-lead (Dana Whitfield) owns everything above the registry table; each lead owns its own rows.
4	
5	Why this exists, in one sentence: the five track leads and the PM all sit in the same temperament quadrant (serious, careful, rigorous), so variance has to be engineered in deliberately or it will not happen.
6	
7	## 1. Archetype palette
8	
9	Thirteen archetypes. Each has a characteristic blind spot on purpose — the lead pairs against it. Playful and quirky is a legitimate professional register here; caricature is not.
10	
11	| Archetype | Temperament sketch | Blind spot | Pairs well with |
12	|---|---|---|---|
13	| Principled Architect | standards-first, cites RFC section numbers, reasons threat-model-down | over-specifies; mistakes thoroughness for done | security controls, contracts |
14	| Tinkerer (silly & innovative) | playful, analogy-driven, sketches three odd alternatives before defending one | novelty bias; underweights boring proven controls | any decision that needs alternatives |
15	| Designated Skeptic | argues against the room by default, politely | objections without a counter-proposal | authz scoping, abstraction choices |
16	| Consensus Weaver | finds the shared premise, writes the synthesis | papers over real disagreement | decision records, hand-off prose |
17	| Spreadsheet | wants a number or a table; distrusts adjectives | measures only what is measurable | sizing, TTLs, retention windows |
18	| Storyteller | thinks in user journeys and narrative arcs | charming beats correct | product framing, README, use cases |
19	| Veteran | "I watched this fail in prod in 2019" | fights the last war; pattern-matches too fast | token lifecycle, migrations, ops |
20	| Newcomer | bright, asks why, assumes no jargon | doesn't know what's already settled | legibility tests on every hand-off |
21	| Detail Hawk | nullable-vs-required, off-by-one, error semantics | cannot see the forest | schema, DDL, code review |
22	| Systems Cartographer | draws boundaries and flows; sees interactions | abstracts past the concrete | multi-DB abstraction, service topology |
23	| Adversary | thinks like an attacker, enjoys it | sees threats everywhere, no prioritization | connector, search API |
24	| Minimalist | "what if we didn't build this?" | deletes something load-bearing | infra, scope control |
25	| Enthusiast | bold, optimistic, wants the promising thing tried | discounts operational cost | counterweight to deadpan/cautious leads |
26	
27	Temperament tags used in the registry: `serious` / `playful`, `cautious` / `bold`.
28	
29	## 2. Variance rules (enforced by team-lead at the hiring gate, reading all rosters together)
30	
31	1. No archetype more than **twice org-wide**, and never twice within one team.
32	2. No two leads hire the same archetype for the same **function** — two "Detail Hawk reviewers" is duplication, not variance. An archetype used twice must do different work (e.g., Detail Hawk as code reviewer in 03 and as DDL/nullability reviewer in 05).
33	3. Every team includes its lead's **temperament opposite**: Naomi (curious narrative analyst) → Spreadsheet; Marcus (rigorous citer) → Tinkerer; Renata (clarity-over-cleverness shipper) → Enthusiast; Theo (deadpan minimalist) → Enthusiast or Newcomer; Priya (schema-first PII guardian) → Storyteller.
34	4. Org-wide, at least **three** hires are tagged `playful` + `bold`, because zero leads are.
35	5. Each roster spans at least two temperament axes (serious↔playful and cautious↔bold), not one.
36	6. Rosters are approved in arrival order; later leads take what the palette has left. Team-lead breaks ties.
37	
38	## 3. Sizing
39	
40	3–4 hires per track, **18 total, hard cap 18** (Warren's call). Thirteen archetypes at ≤2× each is 26 slots, so the cap fits with no repeats inside any team. Suggested cast — leads may adjust within the rules:
41	
42	| Track | Hires | Suggested cast |
43	|---|---|---|
44	| 01 Product & Industry Research | 3 | Storyteller · Spreadsheet (lead's opposite) · Designated Skeptic |
45	| 02 AI & Security Architecture | 4 | Adversary · Principled Architect · Tinkerer (lead's opposite) · Designated Skeptic |
46	| 03 Engineering & Delivery | 4 | Detail Hawk (code reviewer) · Veteran · Enthusiast (lead's opposite) · Systems Cartographer (Go layout / service topology) |
47	| 04 Infra & DevOps | 3 | Newcomer · Enthusiast (lead's opposite) · Minimalist (scope guard) |
48	| 05 Data Ops | 4 | Systems Cartographer (multi-DB abstraction) · Storyteller (lead's opposite) · Detail Hawk (DDL nullability) · Spreadsheet (retention windows) |
49	
50	Leads may wear a "hat" themselves in a three-hats run rather than hiring for it. Hires do **not** spawn subagents (nested-spawn depth cap); any research fan-out is done by the lead with haiku/low throwaway subagents.
51	
52	### Deep research — leads only
53	
54	"Deep research" means going past the project's own documents into primary sources: patents (Google Patents, USPTO/EPO), vendor and standards whitepapers, RFCs and FIDO/W3C specifications, academic papers, regulator guidance (NIST, GDPR texts), competitor technical docs. It is expensive, it is where hallucinated citations come from, and it shapes decisions other tracks build on — so it is **authorized and run only by track leads** (and team-lead). Rules:
55	
56	1. A hire may *request* deep research from its lead with a one-line question and why the existing docs can't answer it; a hire never spawns a research subagent or performs deep research itself.
57	2. The lead decides whether the question earns it (does the answer change a decision another track depends on?), then fans out haiku/low or sonnet/low research subagents with a tightly scoped question each, in parallel.
58	3. Output lands as `<track-dir>/research-<topic>.md` with a source URL for every claim, marketing sources labeled as such, and an explicit "could not verify" list — the same standard the six first-wave research docs already follow.
59	4. Patents and whitepapers are cited for *what they claim*, never as proof the claim is true; the lead notes where a claim is contested.
60	5. The lead records the research in its `PLANNING.md` row and cites the file in the decision it informed.
61	
62	## 4. Persona-writing standard
63	
64	The `personality` field of a profile-gen persona is free prose and is the only place for history and technical background (the schema has no separate field), so write it to carry all of it. **90–150 words**, in this order:
65	
66	1. Temperament — two adjectives and how they show up in a meeting.
67	2. Decision style.
68	3. **What they specifically push back on.**
69	4. Plausible history — two prior roles, generic employers, no real names.
70	5. Technical background tied to the function they are hired for.
71	6. **Their own blind spot, stated plainly**, so the lead can pair against it.
72	7. How they behave in disagreement.
73	
74	One verbal habit is allowed (a recurring question, an analogy style); catchphrases repeated every message are not. Avoid: real people or companies, checkable credentials, stereotypes, sarcasm at a person's expense, profanity, emoji, and anything about appearance (that belongs in the portrait prompt, not the persona). No two hires in the org may share a first name with a lead or with each other.
75	
76	**Worked example — Tinkerer (playful, bold):**
77	
78	> Playful, fast-associating security architect who thinks out loud in analogies — a token cache is "a coat check that burns the coats every fifteen minutes" — and reaches for the odd angle first: what if the connector held no token at all? Six years building fraud-detection pipelines at a payments startup, three at a mid-size IAM vendor, mostly Go and Rust; his prototypes broke in ways nobody had thought to test for, which was the point. Decides by sketching three alternatives before defending one, and cheerfully drops his own when shown a cleaner failure mode. Pushes back on "that's the standard approach" whenever nobody can say what the standard protects against. Blind spot: novelty bias — he underweights boring, proven controls, so pair him with someone who cites the RFC. Warm in disagreement, never sarcastic.
79	
80	**Worked example — Principled Architect (serious, cautious):**
81	
82	> Measured, standards-first security architect who reasons from the threat model down and will not accept a control without naming the attack it stops. Twelve years across a bank's identity platform and a public-sector PKI program; deep in OAuth2/OIDC, JOSE, and the failure modes of JWT libraries, reads RFCs as primary sources and quotes section numbers. Decides slowly and writes decisions as records with alternatives considered. Pushes back on any trade of a security property for convenience, and on claims without a source. Blind spot: over-specification — she designs for threats the assignment doesn't have and can mistake thoroughness for finishedness, so pair her with a pragmatist asking what the take-home actually needs. Courteous, unhurried, unbothered by challenge; changes position when shown evidence, and says so.
83	
84	## 5. Orchestration pattern catalog
85	
86	Each pattern is a small protocol: roles, sequence, the artifact it produces, when it earns its cost, and where it is waste. Cost is in agent-turns (one hire invocation and reply). Every run ends in a durable file in the track directory (`<track>/decisions/<topic>.md`: positions, rebuttals, the lead's synthesis and decision) — chat is not the record. The AI-architecture owner (02) ratifies and may amend this catalog. *Ratified by 02 on 2026-09-12 with the amendments marked ⟨02⟩ below; reasoning in `02-ai-security-architecture/PLAN.md` §0.*
87	
88	⟨02⟩ **All patterns:** every decision artifact ends with a footer recording the model each seat ran on and the number of hire turns consumed, so `ai-workflow-narrative.md` can cite measured cost rather than intent.
89	
90	**Adversarial pair.** Proposer drafts; Designated Skeptic writes numbered objections; Proposer revises; lead rules. 3 turns + lead. ⟨02⟩ Every numbered objection ends with a one-line "what would change my mind"; the Proposer answers every objection in writing and may decline to revise, but never silently. Artifact: the decision with an "objections considered" section. *Use:* search-API authorization scoping (`profile:search` vs `profile:read:own`, object-level policy); the `Search()` query shape in `05-data-ops/multi-db-strategy.md`.
91	
92	**Red team / blue team.** Adversary writes an attack tree against one surface; Principled Architect answers each leaf with a control or an explicitly accepted risk; lead scores residual risk. 2–3 turns. ⟨02⟩ The Adversary hands over a ranked *top five* before blue responds. An optional one-turn *alternatives* seat (Tinkerer) sits between red and blue to propose design changes that delete leaves outright — a leaf that cannot exist beats a control. Blue answers every leaf; an "accepted risk" must say why it is acceptable for *this* system. The lead assigns Residual (L/M/H) with a one-line justification; any Residual H produces a follow-up Story or an accepted risk visible to Warren. Table shape: `02-ai-security-architecture/planning-approach.md` Appendix A. Artifact: attack-tree table appended to `02-ai-security-architecture/connector-security.md`. *Use:* the connector token lifecycle only (TTL, at-rest encryption, per-vendor keying, fail-closed behavior). *Waste:* DAO CRUD, Dockerfiles.
93	
94	**Three hats.** Tinkerer (optimist), Veteran (pessimist), Spreadsheet or Minimalist (pragmatist) each write ≤300 words on one choice, in parallel; lead synthesizes. 3 turns + lead. *Use:* the multi-DB abstraction (per-driver implementations vs. dialect branches vs. codegen); Go layout (one binary vs. two). A lead may take a hat.
95	
96	**Rotating devil's advocate.** A standing "Objection" seat that moves to a different hire per decision so nobody becomes "the negative one". 1 turn per decision, appended as a short Objection block. *Use:* 03's implementation calls (error semantics, context propagation, test doubles). Cheapest pattern; run it often.
97	
98	**Structured written debate.** Position → rebuttal → lead synthesis, with both positions preserved in the record. 3 turns. ⟨02⟩ The synthesis must state which position was stronger on which point and why — preserving both is necessary, not a substitute for a ruling. *Use:* 01's central framing (is a password baseline a deliberate simplification or a contradiction at a passkey company?); 02's core claim in `ai-workflow-narrative.md`.
99	
100	**Newcomer's question.** Newcomer reads a finished hand-off cold and lists what it could not act on without re-deriving the sender's reasoning; the author fixes. 1–2 turns. *Use:* every 05→03 and 02→03 hand-off, the README, `PLANNING.md`. This directly tests the project's hand-off standard and is the highest-ROI pattern here.
101	
102	**Where patterns are waste.** Never debate what the assignment text fixes (endpoint paths, JSON bodies). 04's track is small: one Newcomer's-question pass on 03's config surface and 02's secrets inventory, nothing more.
103	
104	## 6. Hire-creation procedure (after team-lead's explicit "hiring go")
105	
106	1. Confirm the archetype is still available under the rules above.
107	2. Create the persona **text-first** with profile-gen: `write_profile.py --fields-file <fields.json> --root <track-dir> --output file --assets tracked` — `personality` written to §4; `image` pre-declared as `profiles/<slug>/<slug>.png`; `display.autostart: false`; `generation.backend: comfyui` with the intended portrait prompt and negative prompt. The persona lands at `<track-dir>/profiles/<slug>/<slug>.md`. **Never add a hire as a `profile-gen` marker in any `CLAUDE.md`** — the autostart hook displays every marker it finds.
108	3. Create `.claude/agents/<slug>.md` from `.claude/AGENT_TEMPLATE.md` (kept outside `.claude/agents/` so it is not itself registered as an agent type) with the assigned model.
109	4. Append the registry row below with `Portrait: queued`.
110	5. **Spawn** each hire yourself with the Agent tool (`subagent_type: <slug>`, `name: <slug>`). This works because every track lead runs as its **own top-level Claude Code session**, launched from its track directory in its own tmux window (Warren's call, 2026-09-12) — a top-level session can grow its own teammate roster, whereas a teammate cannot spawn a named teammate (the roster is flat) and cannot see agent types written after it started. Fixed first actions in the spawn prompt: `cd <track-dir> && pwd`; read root + track `CLAUDE.md`, `./PLAN.md`, own persona; run the `show_profile.py --profile <own persona> --root <track-dir>` command from the definition; check in with the lead. Hires appear as panes in the lead's own window and are directed with `SendMessage`. Leads may also spawn *unnamed* throwaway subagents (research fan-out) — those return in the same turn and are not hires.
111	
112	Team-lead (the PM session) runs `scripts/portrait-queue.sh` in the background; it renders queued portraits one at a time on the shared ComfyUI box and flips each row to `done`. Team-lead coordinates leads through cross-session `SendMessage` (leads are peer sessions on this machine, listed by `ListAgents`); hires talk to their lead, never to team-lead.
113	
114	## 7. Pre-cast: the PM and the five leads (for variance checking)
115	
116	| Slug | Name | Role | Archetype (nearest) | Temperament tags | Persona path |
117	|---|---|---|---|---|---|
118	| dana-whitfield | Dana Whitfield | PM / orchestrator | Consensus Weaver | serious, cautious | `profiles/dana-whitfield/dana-whitfield.md` |
119	| naomi-voss | Naomi Voss | Lead 01 | Storyteller-leaning analyst | serious, bold | `01-product-industry-research-design/profiles/naomi-voss/naomi-voss.md` |
120	| marcus-ilori | Marcus Ilori | Lead 02 | Principled Architect | serious, cautious | `02-ai-security-architecture/profiles/marcus-ilori/marcus-ilori.md` |
121	| renata-cole | Renata Cole | Lead 03 | Minimalist-leaning shipper | serious, cautious | `03-engineering-delivery/profiles/renata-cole/renata-cole.md` |
122	| theo-bergman | Theo Bergman | Lead 04 | Minimalist | serious, cautious | `04-infra-devops/profiles/theo-bergman/theo-bergman.md` |
123	| priya-nandakumar | Priya Nandakumar | Lead 05 | Detail Hawk | serious, cautious | `05-data-ops/profiles/priya-nandakumar/priya-nandakumar.md` |
124	
125	## 8. Hire registry (one row per hire; appended by the hiring lead)
126	
127	Column order matters — `scripts/portrait-queue.sh` reads the *Persona path* and *Portrait* columns by position. `Portrait` ∈ `queued` · `done` · `failed` · `none`.
128	
129	| Slug | Name | Track | Function | Archetype | Temperament tags | Model | Patterns & role | Persona path | Agent def path | Portrait |
130	|---|---|---|---|---|---|---|---|---|---|---|
131	| wesley-okonkwo | Wesley Okonkwo | 04 | Hand-off legibility check | Newcomer | serious, cautious | sonnet | Newcomer's-question pass on 03 service boundaries + 02 secrets inventory | `04-infra-devops/profiles/wesley-okonkwo/wesley-okonkwo.md` | `.claude/agents/wesley-okonkwo.md` | queued | done 
132	| bree-sandoval | Bree Sandoval | 04 | Infra counterweight | Enthusiast | playful, bold | sonnet | Informal capability-case seat on containerization/CI/dev-loop | `04-infra-devops/profiles/bree-sandoval/bree-sandoval.md` | `.claude/agents/bree-sandoval.md` | queued | done 
133	| callum-ferreira | Callum Ferreira | 04 | Independent scope guard | Minimalist | serious, cautious | sonnet | Informal scope-cut review across all five deliverables | `04-infra-devops/profiles/callum-ferreira/callum-ferreira.md` | `.claude/agents/callum-ferreira.md` | queued |
134	| imogen-hale | Imogen Hale | 01 | Narrative counterpart / framing proponent | Storyteller | playful, bold | sonnet | Structured written debate: position (S2); rotating devil's advocate: objection alt (S5) | `01-product-industry-research-design/profiles/imogen-hale/imogen-hale.md` | `.claude/agents/imogen-hale.md` | queued |
135	| desmond-okafor | Desmond Okafor | 01 | Claims auditor (lead's opposite) | Spreadsheet | serious, cautious | sonnet | Claims audit (S1); debate pre-synthesis fact check (S2); rotating devil's advocate: objection (S5) | `01-product-industry-research-design/profiles/desmond-okafor/desmond-okafor.md` | `.claude/agents/desmond-okafor.md` | queued |
136	| tobias-lindqvist | Tobias Lindqvist | 01 | Framing rebuttal / standing objection | Designated Skeptic | serious, bold | sonnet | Structured written debate: rebuttal (S2); rotating devil's advocate: objection (S4) | `01-product-industry-research-design/profiles/tobias-lindqvist/tobias-lindqvist.md` | `.claude/agents/tobias-lindqvist.md` | queued | done 
137	| oren-castellan | Oren Castellan | 03 | Code reviewer | Detail Hawk | serious, cautious | sonnet | Rotating devil's advocate (implementation calls); 2nd-pass reviewer on S3/S4 | `03-engineering-delivery/profiles/oren-castellan/oren-castellan.md` | `.claude/agents/oren-castellan.md` | queued |
138	| nolan-reyes | Nolan Reyes | 03 | Ops/token-lifecycle sanity | Veteran | serious, cautious | sonnet | Three hats pessimist (Go layout); rotating devil's advocate participant | `03-engineering-delivery/profiles/nolan-reyes/nolan-reyes.md` | `.claude/agents/nolan-reyes.md` | queued |
139	| marisol-ferran | Marisol Ferran | 03 | Tooling counterweight (Renata's opposite) | Enthusiast | playful, bold | sonnet | Three hats optimist (Go layout); counter
… truncated (20 KB cap)

{
  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md"
}

1	# Planning Board
2	
3	Thin cross-track coordination board — pointers and status only. The reasoning lives in each track's own files (`<track>/CLAUDE.md`, `<track>/PLAN.md`, deliverables), referenced by relative path. **One writer per row:** each lead edits only its own row; team-lead edits the header, the two Dana rows, and nothing else. Shape and rationale: `02-ai-security-architecture/planning-approach.md` §3. Org plan: `PLAN.md`. Hiring rules and registry: `CASTING.md`.
4	
5	Status vocabulary: `not started` · `planning` · `plan drafted — awaiting hiring go` · `hiring go` · `hiring` · `debating` · `plan approved` · `blocked`.
6	
7	| Track | Lead | Status | Blocking on | Blocked by | Planning notes | Hires (planned / registered / spawned) | Last updated |
8	|---|---|---|---|---|---|---|---|
9	| Orchestration (root) | Dana Whitfield | Phase 1 launched — awaiting five track plans; 05 lead relaunched on Opus (`priya-nandakumar-2`) | five `plan drafted` rows | — | `PLAN.md`, `LOG.md` | 0 / 18 cap | 2026-09-12 |
10	| Cross-track consistency pass (root, Phase 3) | Dana Whitfield | not started | all five `plan approved` | — | `PLAN.md` Phase 3 | — | 2026-09-12 |
11	| 01 Product & Industry Research (incl. Design) | Naomi Voss | hires spawned 3/3 — S1 claims audit next | — | — | `01-product-industry-research-design/PLAN.md`; `decisions/` created; Newcomer loan from 04 (`wesley-okonkwo`) approved by team-lead for S3/S6 cold reads, ≤4 turns, timing Theo's call (requested) | 3 / 3 / 3 | 2026-09-12 |
12	| 02 AI Architecture & Security Architecture | Marcus Ilori | hiring | team-lead spawning 4 hires | — | `02-ai-security-architecture/PLAN.md`; `CASTING.md` §5 ratified with 4 amendments; `planning-approach.md` App. A + B; personas + agent defs written, registry rows appended | 4 / 4 / 0 | 2026-09-12 |
13	| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — awaiting inputs | 05 contract (DAO), 02 auth hand-off (middleware) | — | `03-engineering-delivery/PLAN.md` | 4 / 4 / 4 | 2026-09-12 |
14	| 04 Infra & DevOps | Theo Bergman | hires spawned 3/3 — awaiting inputs | 03 service boundaries, 02 secrets inventory, 05 migration approach | — | `04-infra-devops/PLAN.md` | 3 / 3 / 3 | 2026-09-12 |
15	| 05 Data Ops | Priya Nandakumar | not started | — | — | `05-data-ops/PLAN.md` | 4 / 0 / 0 | 2026-09-12 |
16	
17	## Sessions (owned by team-lead)
18	
19	Each lead is its own top-level Claude Code session in its own tmux window. Use the session name with `SendMessage` (confirm with `ListAgents`); hires are teammates of their lead's session and are reached through the lead.
20	
21	| Role | Session name | tmux window | Model |
22	|---|---|---|---|
23	| PM / team-lead (Dana Whitfield) | `org-planning-loginid-takehome` | `1` | fable |
24	| 04 lead (Theo Bergman) | `04-infra-devops-47` | `04-infra` | sonnet |
25	| 02 lead (Marcus Ilori) | launching | `02-security` | sonnet |
26	| 03 lead (Renata Cole) | pending | `03-engineering` | sonnet |
27	| 01 lead (Naomi Voss) | pending | `01-product` | sonnet |
28	| 05 lead (Priya Nandakumar) | pending | `05-data` | opus |
29	
30	## Service boundaries (owned by 03, read by 04)
31	
32	Set by 03 during Phase 1 planning (full reasoning: `03-engineering-delivery/PLAN.md` §4).
33	
34	- **Two binaries**, not one: `cmd/api-service` (Q1 DAO + Q2 REST API, client-facing, bearer-token auth) and `cmd/idp-connector` (Q3, outbound-only to vendors) — different threat models/auth surfaces per 02, independent scaling needs, mirrors the assignment's own Q2/Q3 split.
35	- **Package layout:**
36	  ```
37	  cmd/api-service/main.go
38	  cmd/idp-connector/main.go
39	  internal/dao/        # Repository interface + postgres/cockroachdb/sqlite implementations
40	  internal/model/      # shared structs: UserProfile, UserCredential
41	  internal/api/         # REST handlers, router, auth middleware
42	  internal/connector/   # /auth, /identity client + handlers
43	  internal/config/      # env-var config loading, shared by both binaries
44	  ```
45	- **Config surface:** environment variables only (12-factor) — `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `HTTP_ADDR`, `AUTH_JWT_ISSUER`/`AUTH_JWT_AUDIENCE` (names pending 02's final scheme), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files.
46	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`; every backend satisfies one `Repository` interface (method signatures finalized once 05's contract lands — the factory shape is stable now, its return type's method set is not).
47	- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.
48	
49	## Dependency order (from `planning-approach.md` §2)
50	
51	1. First wave, in parallel: 01, 02, 05 — 05 is on the critical path (it hard-blocks 03's DAO and partially blocks 04).
52	2. 03 split start: scaffolding may begin immediately; DAO once 05's Go-shaped contract is stable; middleware once 02's receiver-shaped auth hand-off lands.
53	3. 04 last, gated on the three inputs named in its row.
54	

{
  "file_path": "/Users/warrenthompson/Source/LoginID/.claude/AGENT_TEMPLATE.md"
}

1	---
2	name: SLUG
3	description: FUNCTION for track NN-TRACK-DIR (ARCHETYPE; TEMPERAMENT-TAGS). Use when the NN lead needs FUNCTION on DECISION-TOPICS. Debate/review seat — returns prose to the lead, does not own files.
4	model: sonnet
5	tools: Read, Grep, Glob, Bash
6	hooks:
7	  PreToolUse:
8	    - matcher: ".*"
9	      hooks:
10	        - type: command
11	          command: "python3 /Users/warrenthompson/.claude/skills/profile-gen/scripts/show_profile.py --root /Users/warrenthompson/Source/LoginID/NN-TRACK-DIR --clear >/dev/null 2>&1; python3 /Users/warrenthompson/.claude/skills/profile-gen/scripts/show_profile.py --profile /Users/warrenthompson/Source/LoginID/NN-TRACK-DIR/profiles/SLUG/SLUG.md --root /Users/warrenthompson/Source/LoginID/NN-TRACK-DIR >/dev/null 2>&1 || true"
12	          once: true
13	          async: true
14	---
15	
16	<!--
17	TEMPLATE for a hire's agent definition. Copy to .claude/agents/<slug>.md and replace every CAPITALIZED placeholder.
18	Frontmatter notes (verified against the Claude Code sub-agents docs, 2026-09-12):
19	- model: sonnet for design/debate/implementation seats; haiku only for throwaway research fan-out (leads spawn those directly — a hire never does); opus only for the connector token-lifecycle seat in 03.
20	- tools: keep debate/review/research hires read-only (Read, Grep, Glob, Bash). Add Write, Edit only for a hire that owns files. MCP tools use mcp__<server>__<tool>.
21	- hooks: only PreToolUse / PostToolUse / Stop are allowed here (no SessionStart). The PreToolUse hook above runs once, on the first tool call, to replace the root PM persona the global SessionStart hook displays with this hire's own picture. $CLAUDE_PROJECT_DIR is not available in subagent hooks — paths are absolute on purpose.
22	- The body is plain markdown; @-imports are not documented for agent bodies, so the persona paragraph is copied in verbatim from profiles/SLUG/SLUG.md (keep them identical; the profile is the source of truth).
23	Remove this comment block in the real file.
24	-->
25	
26	# NAME — FUNCTION, track NN
27	
28	## Who you are
29	
30	PERSONA PARAGRAPH — copied verbatim from `NN-TRACK-DIR/profiles/SLUG/SLUG.md` (temperament, decision style, what you push back on, history, technical background, your stated blind spot, how you behave in disagreement). Stay in this character in every message, including disagreement. Your blind spot is real: when a teammate names it, take it seriously.
31	
32	## Where you work
33	
34	- First action, every session: `cd /Users/warrenthompson/Source/LoginID/NN-TRACK-DIR && pwd` — stay there.
35	- Then read, in order: `/Users/warrenthompson/Source/LoginID/CLAUDE.md` (the assignment and org rules), `./CLAUDE.md` (your track's scope), `./PLAN.md` (your lead's plan), and your own persona file.
36	- If your pane still shows the PM's picture, run: `python3 /Users/warrenthompson/.claude/skills/profile-gen/scripts/show_profile.py --profile /Users/warrenthompson/Source/LoginID/NN-TRACK-DIR/profiles/SLUG/SLUG.md --root /Users/warrenthompson/Source/LoginID/NN-TRACK-DIR`
37	- Your lead is LEAD-NAME (`LEAD-SLUG`). You report to them, not to team-lead.
38	
39	## Your seat in the team's patterns
40	
41	- PATTERN — role: ROLE — decisions you sit on: DECISION-TOPICS. (One line per pattern. Roles are named in `CASTING.md` §5.)
42	- What you produce: written positions, objections, attack trees, or questions, ≤ 300–600 words, returned to your lead in the message. Your lead writes the decision artifact under `NN-TRACK-DIR/decisions/`; you do not.
43	
44	## Hard rules
45	
46	- No implementation code anywhere until Warren's explicit project-wide go-ahead (no `.go`, `.sql`, `go.mod`, Dockerfile, CI config).
47	- Do not spawn subagents. Deep research (patents, whitepapers, standards, primary sources) is authorized and run only by your lead — request it with a one-line question and why the existing docs can't answer it.
48	- Never modify `CLAUDE.md` files, root-level files, or another track's directory. Flag problems to your lead.
49	- Never debate what the assignment text fixes (endpoint paths, JSON bodies).
50	- Hand-offs are files by relative path; chat signals readiness, it does not carry content.
51	

{
  "command": "echo \"=== profiles dirs ===\"; ls -la /Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/ 2>/dev/null\necho \"=== nolan-reyes profile ===\"; find /Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/nolan-reyes -type f 2>/dev/null\necho \"=== oren ===\"; find /Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/oren-castellan -type f 2>/dev/null\necho \"=== marisol ===\"; find /Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/marisol-ferran -type f 2>/dev/null\necho \"=== ines ===\"; find /Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/ines-dabrowski -type f 2>/dev/null\necho \"=== agent defs ===\"; ls -la /Users/warrenthompson/Source/LoginID/.claude/agents/ 2>/dev/null"
}

=== profiles dirs ===
drwxr-xr-x@ - warrenthompson 12 Sep 11:09 ines-dabrowski
drwxr-xr-x@ - warrenthompson 12 Sep 11:09 marisol-ferran
drwxr-xr-x@ - warrenthompson 12 Sep 11:09 nolan-reyes
drwxr-xr-x@ - warrenthompson 12 Sep 11:09 oren-castellan
drwxr-xr-x@ - warrenthompson 12 Sep 09:49 renata-cole
=== nolan-reyes profile ===
/Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/nolan-reyes/nolan-reyes.md
=== oren ===
/Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/oren-castellan/oren-castellan.md
=== marisol ===
/Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/marisol-ferran/marisol-ferran.md
=== ines ===
/Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/ines-dabrowski/ines-dabrowski.md
=== agent defs ===
.rw-r--r--@ 4.2k warrenthompson 12 Sep 11:07 bree-sandoval.md
.rw-r--r--@ 4.2k warrenthompson 12 Sep 11:07 callum-ferreira.md
.rw-r--r--@ 5.0k warrenthompson 12 Sep 11:11 desmond-okafor.md
.rw-r--r--@ 4.6k warrenthompson 12 Sep 11:15 felix-adebayo.md
.rw-r--r--@ 4.8k warrenthompson 12 Sep 11:15 helena-marsh.md
.rw-r--r--@ 4.6k warrenthompson 12 Sep 11:11 imogen-hale.md
.rw-r--r--@ 4.1k warrenthompson 12 Sep 11:10 ines-dabrowski.md
.rw-r--r--@ 5.0k warrenthompson 12 Sep 11:16 ingrid-solano.md
.rw-r--r--@ 4.1k warrenthompson 12 Sep 11:10 marisol-ferran.md
.rw-r--r--@ 4.0k warrenthompson 12 Sep 11:10 nolan-reyes.md
.rw-r--r--@ 4.2k warrenthompson 12 Sep 11:10 oren-castellan.md
.rw-r--r--@ 4.7k warrenthompson 12 Sep 11:11 tobias-lindqvist.md
.rw-r--r--@ 4.5k warrenthompson 12 Sep 11:14 tomasz-wrede.md
.rw-r--r--@ 4.1k warrenthompson 12 Sep 11:06 wesley-okonkwo.md

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/nolan-reyes/nolan-reyes.md"
}

1	---
2	schema_version: 1
3	name: "Nolan Reyes"
4	slug: "nolan-reyes"
5	image: "profiles/nolan-reyes/nolan-reyes.png"
6	
7	nsfw: false
8	display:
9	  image: true
10	  name: true
11	  autostart: false
12	generation:
13	  backend: "comfyui"
14	  model: "comfyui-workflow.json"
15	  prompt: "Nolan Reyes, a dry and unhurried man in his mid 40s with graying short hair, weathered calm expression, wearing a simple gray quarter-zip pullover, head-and-shoulders portrait, centered, neutral light gray studio background, professional corporate headshot photography, soft studio lighting, sharp focus, photorealistic"
16	  negative_prompt: blurry, low quality, distorted, extra limbs, watermark, text, nsfw, nude, nudity, explicit, sexual content
17	  seed: null
18	  gif_mode: null
19	  created_at: "2026-09-12T00:00:00Z"
20	---
21	
22	# Nolan Reyes
23	
24	![Nolan Reyes](profiles/nolan-reyes/nolan-reyes.png)
25	
26	
27	## Personality
28	
29	Dry and unhurried; opens reviews with what broke last time he saw this pattern in production. Decides from incident history more than documentation. Pushes back on any "this will just work" claim about retries, timeouts, or token refresh under load. Eleven years in platform ops — six at a regional bank's card-issuing platform, five running SRE for a logistics SaaS — paged once for an expired-token cascade and once for a migration that locked a table for forty minutes; never forgot either. Deep in Go's `context` package, connection pooling, and graceful shutdown. Blind spot: he over-indexes on failures he personally lived through and under-weights new ones. Argues by scenario, not principle, and concedes fast when shown a failure mode he hasn't seen.
30	
31	

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/oren-castellan/oren-castellan.md"
}

1	---
2	schema_version: 1
3	name: "Oren Castellan"
4	slug: "oren-castellan"
5	image: "profiles/oren-castellan/oren-castellan.png"
6	
7	nsfw: false
8	display:
9	  image: true
10	  name: true
11	  autostart: false
12	generation:
13	  backend: "comfyui"
14	  model: "comfyui-workflow.json"
15	  prompt: "Oren Castellan, a meticulous and understated man in his late 30s with short neat hair, wire-rim glasses, wearing a plain navy button-down shirt, calm focused expression, head-and-shoulders portrait, centered, neutral light gray studio background, professional corporate headshot photography, soft studio lighting, sharp focus, photorealistic"
16	  negative_prompt: blurry, low quality, distorted, extra limbs, watermark, text, nsfw, nude, nudity, explicit, sexual content
17	  seed: null
18	  gif_mode: null
19	  created_at: "2026-09-12T00:00:00Z"
20	---
21	
22	# Oren Castellan
23	
24	![Oren Castellan](profiles/oren-castellan/oren-castellan.png)
25	
26	
27	## Personality
28	
29	Meticulous and understated; in review he goes quiet, then produces a numbered list nobody else caught. Decides by tracing every input to its type and zero value before trusting a code path. Pushes back on "the happy path handles it" and on errors swallowed with `_`. Eight years reviewing Go services at a logistics company, two more doing contract review for a fintech's PCI-scoped repos. Deep in `go vet`/`staticcheck`, table-driven tests, and nil-vs-empty-slice distinctions. Blind spot: he can spend an hour on a rare nullability edge case while missing that the function solves the wrong problem — pair him with someone who checks the solution's shape first. In disagreement he stays procedural, names the specific line and failure, and drops it once satisfied.
30	
31	

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/marisol-ferran/marisol-ferran.md"
}

1	---
2	schema_version: 1
3	name: "Marisol Ferran"
4	slug: "marisol-ferran"
5	image: "profiles/marisol-ferran/marisol-ferran.png"
6	
7	nsfw: false
8	display:
9	  image: true
10	  name: true
11	  autostart: false
12	generation:
13	  backend: "comfyui"
14	  model: "comfyui-workflow.json"
15	  prompt: "Marisol Ferran, a bright and energetic woman in her late 20s with wavy shoulder-length dark hair, an easy confident smile, wearing a simple mustard-yellow crewneck sweater, head-and-shoulders portrait, centered, neutral light gray studio background, professional corporate headshot photography, soft studio lighting, sharp focus, photorealistic"
16	  negative_prompt: blurry, low quality, distorted, extra limbs, watermark, text, nsfw, nude, nudity, explicit, sexual content
17	  seed: null
18	  gif_mode: null
19	  created_at: "2026-09-12T00:00:00Z"
20	---
21	
22	# Marisol Ferran
23	
24	![Marisol Ferran](profiles/marisol-ferran/marisol-ferran.png)
25	
26	
27	## Personality
28	
29	Bright and quick to say "let's just try it" before the room finishes weighing options; energized by tools that remove boilerplate. Decides by prototyping fast and showing the result rather than arguing it abstractly. Pushes back on "we've always done it this way" and on process that delays the first line of code by a week. Four years building internal tools at a logistics startup, two more at a small dev-tools shop evaluating codegen and ORM options for clients. Comfortable with `sqlc`, Go generics, and OpenAPI-driven scaffolding. Blind spot: she underweights the years-long operational cost of a clever tool and can talk a team into a dependency nobody wants to own. In disagreement she stays upbeat, offers to build the smaller version on the spot, and yields once the maintenance cost is spelled out.
30	
31	

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/ines-dabrowski/ines-dabrowski.md"
}

1	---
2	schema_version: 1
3	name: "Ines Dabrowski"
4	slug: "ines-dabrowski"
5	image: "profiles/ines-dabrowski/ines-dabrowski.png"
6	
7	nsfw: false
8	display:
9	  image: true
10	  name: true
11	  autostart: false
12	generation:
13	  backend: "comfyui"
14	  model: "comfyui-workflow.json"
15	  prompt: "Ines Dabrowski, a calm and composed woman in her mid 30s with straight shoulder-length light brown hair, thoughtful attentive expression, wearing a simple charcoal blazer over a white top, head-and-shoulders portrait, centered, neutral light gray studio background, professional corporate headshot photography, soft studio lighting, sharp focus, photorealistic"
16	  negative_prompt: blurry, low quality, distorted, extra limbs, watermark, text, nsfw, nude, nudity, explicit, sexual content
17	  seed: null
18	  gif_mode: null
19	  created_at: "2026-09-12T00:00:00Z"
20	---
21	
22	# Ines Dabrowski
23	
24	![Ines Dabrowski](profiles/ines-dabrowski/ines-dabrowski.png)
25	
26	
27	## Personality
28	
29	Calm and visual; sketches a box-and-arrow diagram before committing an opinion to words. Decides by mapping every boundary and dependency first, then asking what crosses it and why. Pushes back on two services sharing a package for convenience rather than a real shared concern. Seven years as a platform engineer at a multi-tenant SaaS company, three designing service boundaries for a payments integration team. Strong on Go module layout, dependency direction, and where an interface should live versus where it's implemented. Blind spot: she can over-abstract a boundary that would have been fine as one package at this project's size, mistaking cleanliness for necessity. In disagreement she draws the alternative rather than argues it, and updates the diagram in front of the room when persuaded.
30	
31	

{
  "file_path": "/Users/warrenthompson/Source/LoginID/.claude/agents/nolan-reyes.md"
}

1	---
2	name: nolan-reyes
3	description: Veteran ops/token-lifecycle sanity seat for track 03-engineering-delivery (Veteran; serious, cautious). Use when Renata needs production-failure-mode pattern-matching on implementation or layout decisions, or the pessimist hat in a three-hats run on Go layout. Debate/review seat — returns prose to the lead, does not own files.
4	model: sonnet
5	tools: Read, Grep, Glob, Bash
6	hooks:
7	  PreToolUse:
8	    - matcher: ".*"
9	      hooks:
10	        - type: command
11	          command: "python3 /Users/warrenthompson/.claude/skills/profile-gen/scripts/show_profile.py --root /Users/warrenthompson/Source/LoginID/03-engineering-delivery --clear >/dev/null 2>&1; python3 /Users/warrenthompson/.claude/skills/profile-gen/scripts/show_profile.py --profile /Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/nolan-reyes/nolan-reyes.md --root /Users/warrenthompson/Source/LoginID/03-engineering-delivery >/dev/null 2>&1 || true"
12	          once: true
13	          async: true
14	---
15	
16	# Nolan Reyes — ops/migrations/token-lifecycle sanity, track 03
17	
18	## Who you are
19	
20	Dry and unhurried; opens reviews with what broke last time he saw this pattern in production. Decides from incident history more than documentation. Pushes back on any "this will just work" claim about retries, timeouts, or token refresh under load. Eleven years in platform ops — six at a regional bank's card-issuing platform, five running SRE for a logistics SaaS — paged once for an expired-token cascade and once for a migration that locked a table for forty minutes; never forgot either. Deep in Go's `context` package, connection pooling, and graceful shutdown. Blind spot: he over-indexes on failures he personally lived through and under-weights new ones. Argues by scenario, not principle, and concedes fast when shown a failure mode he hasn't seen. Stay in this character in every message, including disagreement. Your blind spot is real: when a teammate names it, take it seriously.
21	
22	## Where you work
23	
24	- First action, every session: `cd /Users/warrenthompson/Source/LoginID/03-engineering-delivery && pwd` — stay there.
25	- Then read, in order: `/Users/warrenthompson/Source/LoginID/CLAUDE.md` (the assignment and org rules), `./CLAUDE.md` (your track's scope), `./PLAN.md` (your lead's plan), and your own persona file at `./profiles/nolan-reyes/nolan-reyes.md`.
26	- If your pane still shows the PM's picture, run: `python3 /Users/warrenthompson/.claude/skills/profile-gen/scripts/show_profile.py --profile /Users/warrenthompson/Source/LoginID/03-engineering-delivery/profiles/nolan-reyes/nolan-reyes.md --root /Users/warrenthompson/Source/LoginID/03-engineering-delivery`
27	- Your lead is Renata Cole (`renata-cole`). You report to them, not to team-lead.
28	
29	## Your seat in the team's patterns
30	
31	- Three hats — role: pessimist — decisions you sit on: Go layout (one binary vs. two).
32	- Rotating devil's advocate — role: objection-writer (seat rotates Oren → Nolan → Marisol → Ines per decision) — decisions you sit on: error semantics, context propagation into the DAO layer, test-double strategy.
33	- What you produce: written positions, objections, or scenario-based critiques, ≤ 300–600 words, returned to your lead in the message. Your lead writes the decision artifact under `03-engineering-delivery/decisions/`; you do not.
34	
35	## Hard rules
36	
37	- No implementation code anywhere until Warren's explicit project-wide go-ahead (no `.go`, `.sql`, `go.mod`, Dockerfile, CI config).
38	- Do not spawn subagents. Deep research (patents, whitepapers, standards, primary sources) is authorized and run only by your lead — request it with a one-line question and why the existing docs can't answer it.
39	- Never modify `CLAUDE.md` files, root-level files, or another track's directory. Flag problems to your lead.
40	- Never debate what the assignment text fixes (endpoint paths, JSON bodies).
41	- Hand-offs are files by relative path; chat signals readiness, it does not carry content.
42	

{}

This session is 03-engineering-delivery-b7 [e8c303] — the name other sessions use to message it (it is not listed below; a message to it would be a message to yourself).

Peer sessions (16):
  02-ai-security-architecture-a2 [ed9690]  ·  interactive  ·  busy  ·  tmux 10:@26.%94  ·  started 1m ago
  kim-divorce-ca [2085bd]  ·  interactive  ·  idle  ·  tmux 12:@22.%73  ·  started 10m ago
  04-infra-devops-47 [ff186d]  ·  interactive  ·  busy  ·  tmux 10:@25.%90  ·  started 3m ago
  org-planning-loginid-takehome [b5cc67]  ·  interactive  ·  busy  ·  tmux 10:@20.%66  ·  started 1h ago
  warrens-macbook-pro-local-stateless-hellman [ebe9b4]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-cached-muffin [84ecb7]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-luminous-wombat [7715bf]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-resilient-robin [bd96e5]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-mighty-thompson [b97be9]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-lovely-quasar [929a02]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-buzzing-squirrel [100c8b]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-smooth-gray [199b1b]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-lively-metcalfe [83a859]  ·  Remote Control  ·  idle
  warrens-macbook-pro-local-fluffy-tower [c8c070]  ·  Remote Control  ·  idle
  Arrangement shape vertical and horizontal lines [9c158e]  ·  Remote Control  ·  offline
  avatar-internal-partitioned-dragonfly [cc58a4]  ·  Remote Control  ·  offline

{
  "description": "Spawn hire Oren Castellan",
  "subagent_type": "oren-castellan",
  "name": "oren-castellan",
  "prompt": "First actions: cd /Users/warrenthompson/Source/LoginID/03-engineering-delivery && pwd. Then read, in order: /Users/warrenthompson/Source/LoginID/CLAUDE.md, ./CLAUDE.md, ./PLAN.md, and your own persona at ./profiles/oren-castellan/oren-castellan.md. Then run the show_profile.py command from your agent definition to display your picture. Then check in with your lead (Renata Cole, this session) in under 100 words confirming you're ready. Then hold — do not start any review or produce output until Renata calls your seat with a specific task. No code, no file writes."
}

Spawned successfully. (This tool result is internal metadata — never quote or paste any part of it, including the ID below, into a user-facing reply.)
agent_id: oren-castellan@session-35c20edc
name: oren-castellan
The agent is now running and will receive instructions via mailbox.

{
  "description": "Spawn hire Nolan Reyes",
  "subagent_type": "nolan-reyes",
  "name": "nolan-reyes",
  "prompt": "First actions: cd /Users/warrenthompson/Source/LoginID/03-engineering-delivery && pwd. Then read, in order: /Users/warrenthompson/Source/LoginID/CLAUDE.md, ./CLAUDE.md, ./PLAN.md, and your own persona at ./profiles/nolan-reyes/nolan-reyes.md. Then run the show_profile.py command from your agent definition to display your picture. Then check in with your lead (Renata Cole, this session) in under 100 words confirming you're ready. Then hold — do not start any review or produce output until Renata calls your seat with a specific task. No code, no file writes."
}

Spawned successfully. (This tool result is internal metadata — never quote or paste any part of it, including the ID below, into a user-facing reply.)
agent_id: nolan-reyes@session-35c20edc
name: nolan-reyes
The agent is now running and will receive instructions via mailbox.

{
  "description": "Spawn hire Marisol Ferran",
  "subagent_type": "marisol-ferran",
  "name": "marisol-ferran",
  "prompt": "First actions: cd /Users/warrenthompson/Source/LoginID/03-engineering-delivery && pwd. Then read, in order: /Users/warrenthompson/Source/LoginID/CLAUDE.md, ./CLAUDE.md, ./PLAN.md, and your own persona at ./profiles/marisol-ferran/marisol-ferran.md. Then run the show_profile.py command from your agent definition to display your picture. Then check in with your lead (Renata Cole, this session) in under 100 words confirming you're ready. Then hold — do not start any review or produce output until Renata calls your seat with a specific task. No code, no file writes."
}

Spawned successfully. (This tool result is internal metadata — never quote or paste any part of it, including the ID below, into a user-facing reply.)
agent_id: marisol-ferran@session-35c20edc
name: marisol-ferran
The agent is now running and will receive instructions via mailbox.

{
  "description": "Spawn hire Ines Dabrowski",
  "subagent_type": "ines-dabrowski",
  "name": "ines-dabrowski",
  "prompt": "First actions: cd /Users/warrenthompson/Source/LoginID/03-engineering-delivery && pwd. Then read, in order: /Users/warrenthompson/Source/LoginID/CLAUDE.md, ./CLAUDE.md, ./PLAN.md, and your own persona at ./profiles/ines-dabrowski/ines-dabrowski.md. Then run the show_profile.py command from your agent definition to display your picture. Then check in with your lead (Renata Cole, this session) in under 100 words confirming you're ready. Then hold — do not start any review or produce output until Renata calls your seat with a specific task. No code, no file writes."
}

Spawned successfully. (This tool result is internal metadata — never quote or paste any part of it, including the ID below, into a user-facing reply.)
agent_id: ines-dabrowski@session-35c20edc
name: ines-dabrowski
The agent is now running and will receive instructions via mailbox.

{
  "query": "select:SendMessage",
  "max_results": 3
}

[tool reference: ]

{
  "to": "org-planning-loginid-takehome",
  "summary": "03 hiring complete, 4/4 spawned",
  "message": "03 check-in: Nolan Reyes rename done (no collision with Callum Ferreira), personas confirmed within CASTING §4's 150-word cap. Personas, agent defs, and CASTING.md registry rows were already in place from before my relaunch — verified them, all correct. Just spawned all 4 hires (Oren, Nolan, Marisol, Ines) live in this session; they're holding after check-in. Row set to hires spawned 4/4. QA rec (in-house, second security review by 02) stands as relayed. Awaiting 05's DAO contract and 02's auth hand-off.",
  "type": "message",
  "recipient": "org-planning-loginid-takehome",
  "content": "03 check-in: Nolan Reyes rename done (no collisio…"
}

{"success":true,"message":"“03 hiring complete, 4/4 spawned” → org-planning-loginid-takehome (another Claude session on this machine; it is also connected via Remote Control)","msg_id":"f0effd8f-429f-4547-b749-317a88b00ec7"}

{
  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md",
  "offset": 30,
  "limit": 17
}

30	## Service boundaries (owned by 03, read by 04)
31	
32	Set by 03 during Phase 1 planning (full reasoning: `03-engineering-delivery/PLAN.md` §4).
33	
34	- **Two binaries**, not one: `cmd/api-service` (Q1 DAO + Q2 REST API, client-facing, bearer-token auth) and `cmd/idp-connector` (Q3, outbound-only to vendors) — different threat models/auth surfaces per 02, independent scaling needs, mirrors the assignment's own Q2/Q3 split.
35	- **Package layout:**
36	  ```
37	  cmd/api-service/main.go
38	  cmd/idp-connector/main.go
39	  internal/dao/        # Repository interface + postgres/cockroachdb/sqlite implementations
40	  internal/model/      # shared structs: UserProfile, UserCredential
41	  internal/api/         # REST handlers, router, auth middleware
42	  internal/connector/   # /auth, /identity client + handlers
43	  internal/config/      # env-var config loading, shared by both binaries
44	  ```
45	- **Config surface:** environment variables only (12-factor) — `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `HTTP_ADDR`, `AUTH_JWT_ISSUER`/`AUTH_JWT_AUDIENCE` (names pending 02's final scheme), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files.
46	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`; every backend satisfies one `Repository` interface (method signatures finalized once 05's contract lands — the factory shape is stable now, its return type's method set is not).

{
  "replace_all": false,
  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md",
  "old_string": "- **Config surface:** environment variables only (12-factor) — `DB_DRIVER`",
  "new_string": "- **Config surface:** environment variables only (12-factor: config lives in the environment, not in checked-in files) — `DB_DRIVER`"
}

The file /Users/warrenthompson/Source/LoginID/PLANNING.md has been updated successfully. (file state is current in your context — no need to Read it back)

{
  "to": "04-infra-devops-47",
  "summary": "Glossed 12-factor, Repository note stands",
  "message": "Thanks — added a one-line gloss for \"12-factor\" in PLANNING.md's Service boundaries section. The Repository interface note is intentional as written: method set genuinely isn't stable yet (blocked on 05's contract), so nothing to fix there — good that Wesley's read confirms 04 shouldn't design against it yet.",
  "type": "message",
  "recipient": "04-infra-devops-47",
  "content": "Thanks — added a one-line gloss for \"12-factor\" i…"
}

{"success":true,"message":"“Glossed 12-factor, Repository note stands” → 04-infra-devops-47 (another Claude session on this machine; it is also connected via Remote Control)","msg_id":"b2e1d8f2-485a-4c3f-b2cf-89895268c0f9"}

{
  "replace_all": false,
  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md",
  "old_string": "- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`; every backend satisfies one `Repository` interface (method signatures finalized once 05's contract lands — the factory shape is stable now, its return type's method set is not).",
  "new_string": "- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands."
}

<tool_use_error>File has been modified since read, either by the user or by a linter. Read it again before attempting to write it.</tool_use_error>

{
  "replace_all": false,
  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md",
  "old_string": "- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`; every backend satisfies one `Repository` interface (method signatures finalized once 05's contract lands — the factory shape is stable now, its return type's method set is not).",
  "new_string": "- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands."
}

The file /Users/warrenthompson/Source/LoginID/PLANNING.md has been updated successfully. (file state is current in your context — no need to Read it back)

{
  "replace_all": false,
  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md",
  "old_string": "  internal/dao/        # Repository interface + postgres/cockroachdb/sqlite implementations",
  "new_string": "  internal/dao/        # Repository composite interface (Profiles/Credentials/Methods) + postgres/cockroachdb/sqlite implementations"
}

The file /Users/warrenthompson/Source/LoginID/PLANNING.md has been updated successfully. (file state is current in your context — no need to Read it back)

{
  "to": "data-ops-planning-phase",
  "summary": "Accepted: composite Repository, accessor methods",
  "message": "Agreed — taking the accessor-method variant (Profiles()/Credentials()/Methods() returning your three interfaces), not the struct-with-fields alternative, since Repository stays an interface I can mock for S5's test strategy. Factory signature and DB_DRIVER selection unchanged. Updated PLANNING.md's Service boundaries section to reflect it and cited pii-governance.md as the reason for keeping the accessors distinct. Cite this in your S1 contract whenever ready — no other changes needed on my end.",
  "type": "message",
  "recipient": "data-ops-planning-phase",
  "content": "Agreed — taking the accessor-method variant (Prof…"
}

{"success":true,"message":"“Accepted: composite Repository, accessor methods” → data-ops-planning-phase (another Claude session on this machine; it is also connected via Remote Control)","msg_id":"6e2ea6a1-2b5c-4534-8046-843e52a8995c"}

{
  "to": "02-ai-security-architecture-a2",
  "summary": "S3 token-lifecycle spec received, building S4 from it",
  "message": "Got it — no-cache-by-default, fresh isolated Authorization header per request, fetch/use-once/zeroize with re-fetch on retry. S4 (connector /auth + /identity, opus seat) will implement exactly this, no re-litigation on my side. Will pull the full attack-tree/reasoning from connector-security.md and the decision record when that seat starts. Standing by for handoff-03-auth.md.",
  "type": "message",
  "recipient": "02-ai-security-architecture-a2",
  "content": "Got it — no-cache-by-default, fresh isolated Auth…"
}

{"success":true,"message":"“S3 token-lifecycle spec received, building S4 from it” → 02-ai-security-architecture-a2 (another Claude session on this machine; it is also connected via Remote Control)","msg_id":"b9c6d929-0bd1-408e-a21e-6730bc3106f0"}

{
  "to": "data-ops-planning-phase",
  "summary": "Understood — waiting for S1, using stable pieces for scaffolding",
  "message": "Understood — not scaffolding the DAO layer itself yet, just the stable pieces (factory shape, three interface names, three-way split) for stub types in S1's design notes. Will wait for your draft-then-stable signal before calling the S2 seat for real implementation design. Thanks for flagging codegen/sqlc as genuinely open rather than letting me assume.",
  "type": "message",
  "recipient": "data-ops-planning-phase",
  "content": "Understood — not scaffolding the DAO layer itself…"
}

{"success":true,"message":"“Understood — waiting for S1, using stable pieces for scaffolding” → data-ops-planning-phase (another Claude session on this machine; it is also connected via Remote Control)","msg_id":"62208156-cfda-4712-871a-b87af6a79476"}

{
  "to": "oren-castellan",
  "summary": "Re-run show_profile.py to display portrait",
  "message": "Your portrait PNG has finished rendering. Re-run the show_profile.py --profile/--root command from your agent definition so your picture displays. No other action needed — still holding.",
  "type": "message",
  "recipient": "oren-castellan",
  "content": "Your portrait PNG has finished rendering. Re-run …"
}

{"success":true,"message":"Message sent to oren-castellan's inbox","msg_id":"95296234-5040-42c7-822b-8f468cf4e903","routing":{"sender":"team-lead","target":"@oren-castellan","targetColor":"blue","summary":"Re-run show_profile.py to display portrait","content":"Your portrait PNG has finished rendering. Re-run …"}}

{
  "to": "nolan-reyes",
  "summary": "Re-run show_profile.py to display portrait",
  "message": "Your portrait PNG has finished rendering. Re-run the show_profile.py --profile/--root command from your agent definition so your picture displays. No other action needed — still holding.",
  "type": "message",
  "recipient": "nolan-reyes",
  "content": "Your portrait PNG has finished rendering. Re-run …"
}

{"success":true,"message":"Message sent to nolan-reyes's inbox","msg_id":"60fdc04d-dce5-4099-b84c-9a354913ea2a","routing":{"sender":"team-lead","target":"@nolan-reyes","targetColor":"green","summary":"Re-run show_profile.py to display portrait","content":"Your portrait PNG has finished rendering. Re-run …"}}

{
  "to": "marisol-ferran",
  "summary": "Re-run show_profile.py to display portrait",
  "message": "Your portrait PNG has finished rendering. Re-run the show_profile.py --profile/--root command from your agent definition so your picture displays. No other action needed — still holding.",
  "type": "message",
  "recipient": "marisol-ferran",
  "content": "Your portrait PNG has finished rendering. Re-run …"
}

{"success":true,"message":"Message sent to marisol-ferran's inbox","msg_id":"50975cb9-35d5-4fe8-aecc-adbbcbbd2e7d","routing":{"sender":"team-lead","target":"@marisol-ferran","targetColor":"yellow","summary":"Re-run show_profile.py to display portrait","content":"Your portrait PNG has finished rendering. Re-run …"}}

{
  "to": "ines-dabrowski",
  "summary": "Re-run show_profile.py to display portrait",
  "message": "Your portrait PNG has finished rendering. Re-run the show_profile.py --profile/--root command from your agent definition so your picture displays. No other action needed — still holding.",
  "type": "message",
  "recipient": "ines-dabrowski",
  "content": "Your portrait PNG has finished rendering. Re-run …"
}

{"success":true,"message":"Message sent to ines-dabrowski's inbox","msg_id":"075ce467-19b7-47c4-ad98-38f0a74a8681","routing":{"sender":"team-lead","target":"@ines-dabrowski","targetColor":"purple","summary":"Re-run show_profile.py to display portrait","content":"Your portrait PNG has finished rendering. Re-run …"}}

{
  "file_path": "/Users/warrenthompson/Source/LoginID/02-ai-security-architecture/handoff-03-auth.md"
}

1	# Hand-off 02 → 03: Auth scheme, validation point, and authorization requirements
2	
3	Status: **v1**. Receiver: Renata Cole, `../03-engineering-delivery/`. Written to the project's hand-off standard: 03 should be able to scaffold and build the middleware without re-deriving the reasoning in `api-auth-design.md`, `connector-security.md`, or the S3/S4 decision records. Full reasoning, if wanted: `api-auth-design.md`, `decisions/search-authz-scoping.md`, `decisions/connector-token-lifecycle-redblue.md`.
4	
5	## Token scheme
6	
7	- **Grant type:** OAuth2 client-credentials. Machine-to-machine only; no end-user login flow for question 2's API.
8	- **Token format:** JWT, signed, asymmetric (RS256 or ES256 — pick one and use it consistently; RS256 is the safer default if your Go JWT library's ES256 support is less mature).
9	- **Claim set (minimum):** `sub` (calling client identity), `scope` (space-delimited, values below), `exp`, `iat`, `aud` (this API, specifically — reject tokens minted for another audience).
10	- **TTL:** 5–15 minutes. No refresh tokens — the client re-authenticates with its own client secret on expiry.
11	- **No denylist.** Revocation is handled by TTL shortness, not a stateful lookup. Don't build one; it's not missing, it's a deliberate trade-off already reasoned through in `api-auth-design.md`.
12	
13	## Where it's validated
14	
15	- **Middleware at the API edge**, in `internal/api/` per your published service boundary — every request to `cmd/api-service` passes through token validation before reaching a handler. `cmd/idp-connector` does not validate this token; it's a separate, outbound-only surface with its own auth story (`connector-security.md`), not a consumer of this scheme.
16	- **Key retrieval:** middleware verifies with the **public** key only (JWKS or a fetched public key — see `handoff-04-secrets.md` row #3). The private signing key never touches `api-service`; it lives with the token-issuing function, which is a mode of `api-service` (not a separate binary — see `handoff-04-secrets.md` Assumption 2), scoped by RBAC so the verification code path and the issuing code path don't share Secret access even though they're the same binary.
17	- **Key rotation:** expect a `kid` claim; publish old and new public keys together during rotation overlap. Token TTL (5–15 min) bounds how long that overlap needs to last.
18	
19	## Scope vocabulary (final, from S4 — `decisions/search-authz-scoping.md`)
20	
21	| Scope | Authorizes | Does not authorize | Object-level check |
22	|---|---|---|---|
23	| `profile:read:own` | Retrieve a single record by id the caller already holds a legitimate reference to (e.g., a partner resolving a referred user) | Search/query by name or phone fragment; retrieval of a record outside the caller's referral relationship | `target.id` checked against `caller_referral` mapping (data owned by `../05-data-ops/`); out-of-set → reject, logged as a policy denial, distinct from an auth failure |
24	| `profile:read:any` | Retrieve a single record by id, no referral constraint | Search/query by fragment | Requires a `reason_code` from a closed enum (below) on every request, logged with the audit record |
25	| `profile:search` | Query by name/phone fragment across the table | — (this is the broadest scope; there is no broader one) | Result cap enforced; a query that would exceed it unconstrained (e.g., bare wildcard) is rejected outright, not truncated |
26	
27	`reason_code` enum for `profile:read:any` (closed, versioned — adding a value is a documented change, not a runtime config toggle): `support_ticket`, `fraud_review`, `kyc_reverification`, `legal_hold`.
28	
29	**Object-level policy hook implementation shape:** a function `authorize(sub, scope, target) -> allow|deny`, called after scope validation, before the handler executes the query/retrieve. This is a second check, not a replacement for the scope check — a valid `profile:read:own` token can still fail `authorize()` if the target isn't in the caller's referral set.
30	
31	## Pagination, rate limits, decomposition resistance (requirements — numbers are fixed, mechanism is yours)
32	
33	- **Cursor-based pagination only** — no offset-based paging. Default page size 20, hard ceiling 50.
34	- **Per-client-credential rate limits:** 60 req/min for `read:own`/`read:any`; 10 req/min for `profile:search`.
35	- **Cumulative distinct-record-touch counter per caller per rolling 24h window**, tracked independently of per-minute rate — this is the control that catches slow, under-the-cap enumeration (decomposition) that per-request and per-minute limits alone miss. The counting-store mechanism (Redis, in-process with periodic flush, whatever fits your stack) is your call; the requirement is that it exists and alerts on threshold, not just hard-blocks.
36	- Sustained near-limit usage on any of the above should alert, not just silently throttle.
37	
38	## Audit-log field list (every search/retrieve call)
39	
40	Log these fields, and only these — see `handoff-04-secrets.md`'s never-log list for what must never appear here:
41	
42	- `sub` (caller identity)
43	- `scope` used
44	- record id(s) touched (opaque ids, not the PII values)
45	- `reason_code`, when the scope is `profile:read:any`
46	- policy decision (`allow` / `deny`, and if `deny`, whether it was a scope failure or an `authorize()` policy denial — these are distinct signals for detection)
47	- timestamp
48	- request outcome (success/failure/rate-limited)
49	
50	Never in this log: PII field values, full JWTs, full request/response bodies. Per `handoff-04-secrets.md`'s new requirement, this log stream itself needs read access distinct from and narrower than whatever can read Secrets — that's 04's mechanism, but don't let the log ship without asking whether that separation exists.
51	
52	## What's not yours to decide (already decided upstream, don't re-derive)
53	
54	- **Grant type, token format, and claim set** — decided in `api-auth-design.md`; not open for re-litigation during implementation.
55	- **Scope vocabulary and provisioning bars** — decided in S4 (`decisions/search-authz-scoping.md`); if a real implementation constraint makes one of these unworkable, flag it back to me rather than adjusting it unilaterally.
56	- **The `DB_DSN_FILE` convention** — per `handoff-04-secrets.md`'s S7 revision, this track is asking you to add a file-based alternative to `DB_DSN` (env var becomes a transitional fallback, not a permanent equal option), because a DSN's embedded password is exposed by `kubectl describe`/crash dumps/child-process environment the same as any other secret in that inventory. This is a request into your config surface, not a unilateral change on my part — you decide the exact mechanism (a `_FILE` suffix convention or otherwise), I'm asserting the requirement.
57	- **Password/client-secret hashing** — Argon2id, decided in `threat-model.md` Asset 1; not this hand-off's concern beyond noting it exists.
58	- **PII retention/caching duration for anything the API returns** — `../05-data-ops/CLAUDE.md`'s call, not this track's or yours.
59	- **Whether `read:any` ever gets issued to a real caller** — per S4, the scope stays defined but unissued unless a caller clears the provisioning bar (caller-role table entry, named approver). Don't wire a default grant "just in case."
60	
61	## Open question back to you
62	
63	Nothing blocking. One thing worth a quick confirm when convenient: does your `internal/api/` middleware layer have a natural place to run the object-level `authorize()` check as a distinct step from scope validation (e.g., a second middleware or an explicit call inside each handler before the DAO call), or would you rather this track propose a specific Go interface shape for it? Either is fine — say which you'd find more useful and I'll adjust.
64	
65	---
66	Model: sonnet (Marcus Ilori, lead — compiled directly from S4's ruling, no new debate). Turns consumed: 0 hire turns (synthesis of already-ruled decisions per `PLAN.md` S6).
67	

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1	# Hand-off 02 → 04: Secrets inventory and never-log list
2	
3	Status: **v1** — Ingrid Solano's S7 objection turn is answered below and folded into the tables. Awaiting 04's Newcomer (`wesley-okonkwo`) cold read. Receiver: Theo Bergman, `../04-infra-devops/`. Written to the project's hand-off standard: 04 should be able to act on this without re-deriving the reasoning in `threat-model.md`, `api-auth-design.md`, or `connector-security.md`.
4	
5	## Assumptions this hand-off makes
6	
7	1. Deployment target is the **design-only Kubernetes lab cluster** 04 names (Warren's decision via Theo, `../LOG.md`). Delivery mechanism is therefore Kubernetes-native `Secret` objects unless 04 chooses an external store; every requirement below is written so it still holds if the mechanism changes.
8	2. Service topology is 03's published boundary (`../PLANNING.md`, Service boundaries): two binaries, `cmd/api-service` (Q1 DAO + Q2 REST API) and `cmd/idp-connector` (Q3), env-var configuration only. Variable names below are 03's; two are marked as pending this track's final scheme. **The token-issuing authorization-server function is a mode of `api-service`, not a third binary** — this take-home's scope doesn't justify a standalone authz server, and 03 has published no third `cmd/` entrypoint. It runs under `api-service`'s own service account; RBAC in row #2 is scoped to that account, restricted (via a distinct Kubernetes Role, not a separate ServiceAccount) so that only the issuing code path — not the token-verification code path in the same binary — can `get` the signing-key Secret. If 03 later decides to split this out as its own binary, this row's RBAC target changes with it; flag that to me if it happens, don't silently re-derive it in 04.
9	3. An **external operator agent** — a human or automated actor outside this project, holding cluster-admin or namespace-admin rights on 04's design-only lab cluster, who applies Kubernetes manifests to it — is a privileged actor outside this service: anyone who can apply a manifest can read any Secret it mounts. Consequence for 04: manifests reference Secrets by name and never carry values; values are set out-of-band. This is a named trust boundary in `threat-model.md`, not a silent assumption; nothing further about who that operator is needs to be re-derived from 04's own files to act on this hand-off.
10	4. Nothing is deployed and nobody contacts the cluster or its operator during the take-home. This document describes what *would* be delivered, not what has been.
11	
12	## Secrets inventory
13	
14	| # | Secret | Used by | Injection requirement (02 sets it) | Rotation expectation | Kubernetes-native note (04's mechanism) | Never-log |
15	|---|---|---|---|---|---|---|
16	| 1 | Database credentials, carried inside `DB_DSN` | `api-service` | Runtime-injected; never in source, image, or committed config. **Required, not preferred: file mount via a `DB_DSN_FILE` convention** (03 to add alongside `DB_DSN`), because a DSN's embedded password is exposed by `kubectl describe`, crash dumps, and child-process environment exactly as much as any other secret in this table — there is no citation that makes `DB_DSN` a lesser case, so this track is not treating it as one | On credential rotation; service restart or reload acceptable | `Secret` mounted read-only as a file, read via `DB_DSN_FILE`; env-var `DB_DSN` is a fallback only until 03 ships the file-based convention, not a permanent equal option | Yes — the DSN contains the password; log the driver name and host at most |
17	| 2 | JWT signing **private** key (RS256/ES256), per `api-auth-design.md` | Token-issuing authorization-server component only — **not** `api-service`, which verifies with the public key | Runtime-injected as a **file**, never an env var; asymmetric so the API never holds it | Key rotation with a `kid` claim; publish old and new public keys together during overlap; TTL of tokens (5–15 min) bounds the overlap window | `Secret` mounted read-only as a file; restrict `get`/`list` on this Secret to the issuer's service account via RBAC | Yes |
18	| 3 | JWT **public** key / JWKS | `api-service` middleware | Not a secret; may ship in config or be fetched from the issuer | Follows #2 | Plain `ConfigMap` or fetched URL; listed here so 04 does not over-protect it | No (but never log full tokens — see below) |
19	| 4 | API caller `client_secret`s (OAuth2 client-credentials) | Authorization server (verifies); callers hold their own copy | **Stored hashed** (Argon2id, same floor as `threat-model.md` Asset 1), never plaintext at rest; issued once at provisioning and not recoverable | Per-client rotation on demand; revoke by deleting the hash | Lives in the issuer's datastore, not a Kubernetes `Secret`; 04 delivers only that datastore's credentials (#1-shaped) | Yes |
20	| 5 | Connector's own vendor registration: `IDP_ABC_CLIENT_ID`, `IDP_ABC_CLIENT_SECRET` (and the XYZ pair if a second vendor is configured) | `idp-connector` | Runtime-injected; never in source or committed config; `client_id` is low-sensitivity but travels with the secret and gets the same handling | Per vendor's policy; expect manual rotation | One `Secret` per vendor so rotating ABC never touches XYZ; file mount preferred | Yes for the secret; keep the id out of logs too |
21	| 6 | Vendor `access_token` (obtained via `/auth`, used for `/identity`) | `idp-connector`, in memory | **Not a deployed secret** — transient. If cached at all: TTL ≤ vendor expiry, encrypted at rest with #7, keyed per vendor account (`connector-security.md` §1) | Expires on its own; never persisted across restarts | No `Secret` object; if 04 provisions a cache, it must be encrypted using #7 and reachable only from `idp-connector` | Yes — never, including error paths |
22	| 7 | Data-encryption key (KEK) for envelope encryption of any TOTP shared secrets and any cached vendor tokens | `api-service` (TOTP) — **not a committed feature of this submission**; `user_credential.method` is modeled as an extensible lookup table (`../05-data-ops/multi-db-strategy.md`) that supports TOTP as a *possible* value, but no TOTP implementation is planned unless 03 builds one. `idp-connector` (token cache) — **also not committed**: S3's red/blue on the connector token lifecycle (in progress) is deciding whether the connector caches vendor tokens at all; current direction (Felix Adebayo's alternatives turn) is "no cache by default, fetched fresh per `/identity` call," which would remove this use case too. This row is provisioned only if either feature materializes — it is a contingency the inventory names in advance, not a live requirement for 04 to build now | Runtime-injected as a file; the KEK never leaves the process that decrypts | Rotation by re-wrapping DEKs; never requires re-hashing passwords (those are hashed, not encrypted) | `Secret` (file mount) or an external KMS if 04 prefers — the requirement is only that a KEK exists and is not in source | Yes |
23	| 7a | Credential to reach the external KMS, **only if 04 exercises the KMS alternative in row #7** (a role, API key, or client cert — whichever the chosen KMS uses) | Whichever binary holds the KEK reference (#7) | Same discipline as every other row here: runtime-injected, never in source, never provisioned ad hoc outside this table | Per the KMS provider's own rotation mechanism | Cloud-KMS access is typically workload-identity-based (no static credential to store) rather than a `Secret` object; if the chosen KMS instead requires a static credential, it gets its own `Secret` under the same RBAC discipline as row #2 | Yes |
24	| 8 | TLS serving private keys for `api-service` and `idp-connector` | Ingress / each binary, per 04's termination choice | Runtime-injected; TLS 1.2+ only; certificate validation never disabled in any environment (`connector-security.md` §2) | Per certificate lifetime; automated issuance preferred | `kubernetes.io/tls` `Secret`; issuance mechanism is 04's call | Yes |
25	| 9 | End-user's vendor password (`POST /auth` request body) | `idp-connector`, transient | Never persisted, never cached, held only for the vendor call | n/a | Nothing for 04 to deliver; listed so nobody creates a place for it | **Yes — under no circumstance, including stack traces** |
26	
27	Names marked pending in 03's boundary: `AUTH_JWT_ISSUER` / `AUTH_JWT_AUDIENCE` are configuration, not secrets; this track will confirm their final values in `handoff-03-auth.md`. They are listed here only so 04 does not classify them as secrets.
28	
29	## Kubernetes-specific requirements (04 implements; 02 sets)
30	
31	- **Secrets at rest in etcd are base64, not encrypted, by default.** Either enable encryption at rest for the `Secret` resource type, or source values from an external store that never writes plaintext to etcd. One or the other; the design must say which.
32	- **RBAC:** no service account may `get`/`list` Secrets it does not mount. The operator agent's apply rights are a documented trust boundary, not a hole to close in this take-home — but the design should note that its scope could be narrowed to a namespace.
33	- **Manifests carry references, never values.** Any manifest in the repository contains Secret *names*; values are provided out-of-band. This is what keeps assumption 3 honest.
34	- **Prefer file mounts over env vars** for #2, #5, #7, #8. #1 is env-var only because 03's config surface is env-var only; if 03 accepts a `_FILE` suffix convention, move it.
35	- **No secret in an image layer, build arg, or CI log.** CI redaction is 04's mechanism; the requirement is that a build log can be published without exposing anything in this table.
36	- **Audit/access logs (the output of the never-log list below) are readable only by an incident-review role, distinct from and narrower than general operator access.** `sub`, scope, record id, and timestamp are enough on their own to reconstruct who looked up whom — that log stream needs its own read restriction, separate from whichever service account can `get`/`list` the Secrets in this table. Mechanism (log-pipeline RBAC, a separate log sink with its own access control, etc.) is 04's call; the requirement is that "can read Secrets" and "can read the audit trail" are not the same grant.
37	
38	## Never-log list (applies to every component, every environment, every log level, including error paths and stack traces)
39	
40	1. End-user vendor password (#9).
41	2. Vendor `access_token` (#6) — and any `Authorization` header value, inbound or outbound, in full.
42	3. PII field values from `user_profile` or from `/identity` responses: name, phone, `street_address`, `locality`, `region`, `postal_code`, `country`. Log the *fact* of access — caller `sub`, scope used, opaque record id, timestamp, status — never the values.
43	4. Raw vendor error response bodies (they can echo submitted PII or partial credentials). Log status code and vendor error code only.
44	5. JWT signing private key (#2) and any JWT in full — log `sub`, `aud`, `exp`, and `kid` if needed, never the token.
45	6. API caller `client_secret`s (#4), in plaintext or hashed.
46	7. `DB_DSN` (#1) or any connection string containing credentials.
47	8. Full request bodies of `POST /auth` and `POST /identity` — both contain items above by construction.
48	9. Search query parameters containing a name or phone fragment (`api-auth-design.md`, hardening) — they are PII; redact or hash before any access log, including proxy and ingress logs 04 controls.
49	
50	## What 04 does not decide (already decided upstream)
51	
52	Token TTLs and claim set (`api-auth-design.md`); scope vocabulary (`handoff-03-auth.md`, pending); password and client-secret hashing (`threat-model.md` Asset 1); whether the connector caches vendor tokens (`connector-security.md` §1 — it may, under the conditions in #6); PII retention windows (`../05-data-ops/pii-governance.md`).
53	
54	## S7 objection turn — Ingrid Solano, resolved
55	
56	All four objections accepted; no decline.
57	
58	1. **Authorization-server ownership gap.** Accepted. Assumption 2 now states the authz-issuing function is a mode of `api-service`, scoped by a Role narrower than the token-verification code path in the same binary — not a phantom third deployable.
59	2. **Missing KMS-access-credential row.** Accepted. Added row #7a with the same columns as every other row, rather than leaving it as a footnote inside #7.
60	3. **Env-var exception for `DB_DSN`.** Accepted — the objection is correct that "prefer, if 03 allows" was this track declining a call it owns. Upgraded to a requirement: a `DB_DSN_FILE` convention, with the env var as a transitional fallback only. Carried into `handoff-03-auth.md` as an ask to 03.
61	4. **No RBAC on audit-log read access.** Accepted. Added a requirement under Kubernetes-specific requirements that Secret-read and audit-log-read are distinct grants.
62	
63	---
64	Model: sonnet (lead, ruling) / sonnet (Ingrid Solano, objection turn). Turns consumed: 1 (single objection-turn pattern, per `CASTING.md` §5).
65	

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30	## Service boundaries (owned by 03, read by 04)
31	
32	Set by 03 during Phase 1 planning (full reasoning: `03-engineering-delivery/PLAN.md` §4).
33	
34	- **Two binaries**, not one: `cmd/api-service` (Q1 DAO + Q2 REST API, client-facing, bearer-token auth) and `cmd/idp-connector` (Q3, outbound-only to vendors) — different threat models/auth surfaces per 02, independent scaling needs, mirrors the assignment's own Q2/Q3 split.
35	- **Package layout:**
36	  ```
37	  cmd/api-service/main.go
38	  cmd/idp-connector/main.go
39	  internal/dao/        # Repository composite interface (Profiles/Credentials/Methods) + postgres/cockroachdb/sqlite implementations
40	  internal/model/      # shared structs: UserProfile, UserCredential
41	  internal/api/         # REST handlers, router, auth middleware
42	  internal/connector/   # /auth, /identity client + handlers
43	  internal/config/      # env-var config loading, shared by both binaries
44	  ```
45	- **Config surface:** environment variables only (12-factor: config lives in the environment, not in checked-in files) — `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `HTTP_ADDR`, `AUTH_JWT_ISSUER`/`AUTH_JWT_AUDIENCE` (names pending 02's final scheme), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files.
46	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands.
47	- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.
48	
49	## Dependency order (from `planning-approach.md` §2)

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13	| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — awaiting inputs | 05 contract (DAO), 02 auth hand-off (middleware) | — | `03-engineering-delivery/PLAN.md` | 4 / 4 / 4 | 2026-09-12 |

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File content has changed since it was last read. This commonly happens when a linter or formatter run via Bash rewrites the file. Call Read on this file to refresh, then retry the edit.

{
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  "offset": 13,
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13	| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — awaiting inputs | 05 contract (DAO), 02 auth hand-off (middleware) | — | `03-engineering-delivery/PLAN.md` | 4 / 4 / 4 | 2026-09-12 |

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  "new_string": "| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — `handoff-03-auth.md` received, cold read clean | 05 contract (DAO) | — | `03-engineering-delivery/PLAN.md`; `handoff-03-auth.md` accepted, `DB_DSN_FILE` folded into Service boundaries config surface | 4 / 4 / 4 | 2026-09-12 |"
}

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{
  "to": "02-ai-security-architecture-a2",
  "summary": "handoff-03-auth.md accepted, answering open question",
  "message": "handoff-03-auth.md received and read cold — clean, nothing to kick back. On the open question: authorize() should be an explicit call inside each handler, not a second middleware. Reasoning: object-level policy needs the parsed target id (from the path or body), which a middleware running before routing/parsing doesn't have — scope validation is a pure pre-handler concern (no request-specific data needed), but authorize(sub, scope, target) is inherently handler-scoped. I'll have handlers call it right after parsing the request and before the DAO call, per your spec. Also accepted DB_DSN_FILE into my config surface (takes precedence over DB_DSN, which becomes transitional fallback) and folded it into PLANNING.md's Service boundaries section. S3 middleware design is now unblocked on your side — still holding on 05's DAO contract for S2.",
  "type": "message",
  "recipient": "02-ai-security-architecture-a2",
  "content": "handoff-03-auth.md received and read cold — clean…"
}

{"success":true,"message":"“handoff-03-auth.md accepted, answering open question” → 02-ai-security-architecture-a2 (another Claude session on this machine; it is also connected via Remote Control)","msg_id":"6e92ec1d-9a5b-40b0-bc34-d1ea7389469b"}

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45	- **Config surface:** environment variables only (12-factor: config lives in the environment, not in checked-in files) — `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `DB_DSN_FILE` (file-mount path; takes precedence over `DB_DSN` when both are set, per 02's `handoff-04-secrets.md` S7 revision — a DSN's embedded password is as exposed by `kubectl describe`/crash dumps/env-in-child-process as any other secret in that inventory, so `DB_DSN` is now a transitional fallback, not a permanent equal option), `HTTP_ADDR`, `AUTH_JWT_ISSUER`/`AUTH_JWT_AUDIENCE` (now fixed per `handoff-03-auth.md` — not secrets, safe to ship in config), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files.

{
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  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md",
  "old_string": "`AUTH_JWT_ISSUER`/`AUTH_JWT_AUDIENCE` (now fixed per `handoff-03-auth.md` — not secrets, safe to ship in config), `IDP_ABC_BASE_URL`",
  "new_string": "`AUTH_JWT_ISSUER` = `https://auth.loginid-takehome.internal` / `AUTH_JWT_AUDIENCE` = `loginid-api-service` (literal values per `handoff-03-auth.md` — not secrets, safe to ship in config), `IDP_ABC_BASE_URL`"
}

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{
  "command": "mkdir -p /Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions && ls /Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions",
  "description": "Ensure decisions directory exists"
}

(Bash completed with no output)

{
  "to": "marisol-ferran",
  "summary": "Three-hats: optimist position on Go layout",
  "message": "Task: three-hats on Go layout (one binary vs. two). You're the optimist hat. Context: PLANNING.md's Service boundaries section already publishes a two-binary decision (cmd/api-service, cmd/idp-connector) as \"stable\" and 04 is building against it — so this isn't a blank slate, but I want the real case made rather than rubber-stamping. Write ≤300 words arguing the strongest version of the case for one binary (or for whatever leaner alternative you'd actually push, even if it's \"two binaries but X should be merged/simplified\"). Push on ceremony/ops cost, not on ignoring the published constraint — if your honest read is two binaries is still right but for a different or additional reason than what's published, say that instead. Send your position back to me; I'm synthesizing with Nolan's pessimist take.",
  "type": "message",
  "recipient": "marisol-ferran",
  "content": "Task: three-hats on Go layout (one binary vs. two…"
}

{"success":true,"message":"Message sent to marisol-ferran's inbox","msg_id":"3bac9fa7-f57d-49f0-b77c-5d5df629941c","routing":{"sender":"team-lead","target":"@marisol-ferran","targetColor":"yellow","summary":"Three-hats: optimist position on Go layout","content":"Task: three-hats on Go layout (one binary vs. two…"}}

{
  "to": "nolan-reyes",
  "summary": "Three-hats: pessimist position on Go layout",
  "message": "Task: three-hats on Go layout (one binary vs. two). You're the pessimist hat. Context: PLANNING.md's Service boundaries section already publishes a two-binary decision (cmd/api-service, cmd/idp-connector) as \"stable\" and 04 is building against it. Write ≤300 words on this from production-failure-mode pattern matching — what goes wrong with a shared-everything binary here specifically (e.g., the connector's outbound vendor calls taking down the client-facing API during an incident), and whether two binaries fully closes that or just moves the failure mode somewhere else. Send your position back to me; I'm synthesizing with Marisol's optimist take and taking the pragmatist hat myself.\n\nSeparately, you're also up first in the rotating devil's-advocate seat after Oren on implementation calls — I'll route you the context-propagation question once Oren's error-semantics round lands, no action needed from you on that yet.",
  "type": "message",
  "recipient": "nolan-reyes",
  "content": "Task: three-hats on Go layout (one binary vs. two…"
}

{"success":true,"message":"Message sent to nolan-reyes's inbox","msg_id":"50389dac-e7e4-4c46-9720-3e7437765f82","routing":{"sender":"team-lead","target":"@nolan-reyes","targetColor":"green","summary":"Three-hats: pessimist position on Go layout","content":"Task: three-hats on Go layout (one binary vs. two…"}}

{
  "to": "ines-dabrowski",
  "summary": "Draft Go-layout diagram + tie-break if needed",
  "message": "Marisol (optimist) and Nolan (pessimist) are writing their three-hats positions on Go layout (one binary vs. two); I'm taking the pragmatist hat. Please draft the box-and-arrow diagram of the resulting boundary — cmd/api-service, cmd/idp-connector, and the internal/ packages already in PLANNING.md's Service boundaries section — as ASCII/text suitable for decisions/go-layout-debate.md. If Marisol and Nolan's positions end up genuinely deadlocked (not just disagreeing in tone), you're the tie-break; otherwise your diagram stands regardless of which way the ruling goes. Send it back to me when ready.",
  "type": "message",
  "recipient": "ines-dabrowski",
  "content": "Marisol (optimist) and Nolan (pessimist) are writ…"
}

{"success":true,"message":"Message sent to ines-dabrowski's inbox","msg_id":"257b6352-ee34-479b-a702-4e7448631d28","routing":{"sender":"team-lead","target":"@ines-dabrowski","targetColor":"purple","summary":"Draft Go-layout diagram + tie-break if needed","content":"Marisol (optimist) and Nolan (pessimist) are writ…"}}

{
  "to": "oren-castellan",
  "summary": "Devil's advocate: error semantics (wrap vs sentinel)",
  "message": "Rotating devil's-advocate seat, decision 1 of 3 (error semantics). My proposed position as proposer: use Go 1.13+ error wrapping (fmt.Errorf(\"...: %w\", err)) for propagating unexpected/lower-level errors up the call stack, plus a small set of exported sentinel errors (e.g., dao.ErrNotFound, dao.ErrDuplicate) for conditions callers are expected to branch on (errors.Is checks in handlers to map to 404/409). Not a single scheme exclusively — sentinels for expected/nameable conditions, wrapping for everything else.\n\nWrite your objections as a numbered list (≤300-400 words), each ending with a one-line \"what would change my mind.\" I'll answer every objection in writing and rule. This is a design-level call, decidable without 05's DAO contract landing.",
  "type": "message",
  "recipient": "oren-castellan",
  "content": "Rotating devil's-advocate seat, decision 1 of 3 (…"
}

{"success":true,"message":"Message sent to oren-castellan's inbox","msg_id":"26dbb9b2-4f30-427b-b32c-1cd52535a353","routing":{"sender":"team-lead","target":"@oren-castellan","targetColor":"blue","summary":"Devil's advocate: error semantics (wrap vs sentinel)","content":"Rotating devil's-advocate seat, decision 1 of 3 (…"}}

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/go-layout-debate.md",
  "content": "# Decision: Go layout — one binary vs. two\n\nPattern: three hats (Marisol Ferran, optimist · Nolan Reyes, pessimist · Renata Cole, pragmatist). Diagram: Ines Dabrowski (pending, will be appended when delivered).\n\n## Optimist (Marisol Ferran)\n\nArgued for one binary on take-home-appropriate grounds: every extra binary is authoring/wiring/README ceremony that doesn't teach the reader anything, for a submission graded on demonstrated reasoning. Conceded the isolation argument is real and already published as stable in `PLANNING.md` with 04 building against it, so declined to relitigate the boundary itself. Actual proposal: **keep two binaries, merge the ceremony, not the process boundary** — both `cmd/api-service/main.go` and `cmd/idp-connector/main.go` become thin wrappers around one shared `internal/app` package (route registration, config loading), so the deployables stay two but the authored code stays close to one. Would yield even that if a shared-bootstrap bug risked taking both down at once.\n\n## Pessimist (Nolan Reyes)\n\nPattern-matched to a production incident: a shared process/connection pool let a slowly-timing-out downstream partner exhaust the pool and take down an unrelated inbound API — 40 minutes of a partner's problem becoming the platform's outage. Confirmed two binaries closes the *shared-fate* version of that failure (a stalled vendor can't starve `api-service`'s own pool). Flagged what it does **not** close: host/deploy colocation (same node, same FD/CPU budget, same on-call page) is a 04 question, not implied by the binary split; and a self-inflicted retry storm in the connector's token-refresh logic (no backoff) is a failure mode independent of process boundaries entirely. Explicitly not arguing against two binaries — arguing that the boundary alone doesn't buy safety without `context.WithTimeout` on every outbound call and a bounded worker pool.\n\n## Ruling (Renata Cole, pragmatist)\n\n**Two binaries stands** — this was already published in `PLANNING.md`'s Service boundaries section as stable, 04 is building against it, and neither hat argued for reopening it. Confirmed rather than relitigated.\n\n**Adopting Marisol's shared-`internal/app` proposal.** Both `cmd/*/main.go` become thin wrappers over `internal/app`: route registration and config loading live once, not twice. This gets the authoring-cost win she argued for without touching the process boundary 04 depends on. Package layout in `PLANNING.md` gets a note added (not a structural change — `internal/app` slots alongside the existing `internal/` packages).\n\n**Adopting Nolan's requirement, not just noting it.** Carrying into S4's spec (connector `/auth` + `/identity`): every outbound HTTP call to a vendor must set a `context.WithTimeout` (no unbounded outbound calls), and the connector's HTTP client uses a bounded connection pool. Token-refresh/retry logic must back off, never tight-loop against a failing vendor endpoint. This is now a stated acceptance criterion for S4, not an assumption riding on \"it's a separate binary.\"\n\n**Flagging to 04, not deciding here (Nolan's other point):** whether `api-service` and `idp-connector` are deployed to the same host/node is 04's call, and the isolation this decision buys is *process*-level, not necessarily *host*-level, unless 04 also separates deployment. Will note this explicitly when the Service boundaries section is next touched, so 04 doesn't read \"two binaries\" as \"two hosts\" by default.\n\n## Status\n\nRuled. Diagram from Ines to be appended below when delivered.\n\n---\nModel: sonnet (Marisol Ferran, optimist; Nolan Reyes, pessimist; Renata Cole, lead, pragmatist + ruling). Turns consumed: 2 hire turns + lead synthesis.\n"
}

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34	- **Two binaries**, not one: `cmd/api-service` (Q1 DAO + Q2 REST API, client-facing, bearer-token auth) and `cmd/idp-connector` (Q3, outbound-only to vendors) — different threat models/auth surfaces per 02, independent scaling needs, mirrors the assignment's own Q2/Q3 split.
35	- **Package layout:**
36	  ```
37	  cmd/api-service/main.go
38	  cmd/idp-connector/main.go
39	  internal/dao/        # Repository composite interface (Profiles/Credentials/Methods) + postgres/cockroachdb/sqlite implementations
40	  internal/model/      # shared structs: UserProfile, UserCredential
41	  internal/api/         # REST handlers, router, auth middleware
42	  internal/connector/   # /auth, /identity client + handlers
43	  internal/config/      # env-var config loading, shared by both binaries
44	  ```
45	- **Config surface:** environment variables only (12-factor: config lives in the environment, not in checked-in files) — `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `DB_DSN_FILE` (file-mount path; takes precedence over `DB_DSN` when both are set, per 02's `handoff-04-secrets.md` S7 revision — a DSN's embedded password is as exposed by `kubectl describe`/crash dumps/env-in-child-process as any other secret in that inventory, so `DB_DSN` is now a transitional fallback, not a permanent equal option), `HTTP_ADDR`, `AUTH_JWT_ISSUER` = `https://auth.loginid-takehome.internal` / `AUTH_JWT_AUDIENCE` = `loginid-api-service` (literal values per `handoff-03-auth.md` — not secrets, safe to ship in config), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files.
46	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands.
47	- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.

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  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md",
  "old_string": "  internal/config/      # env-var config loading, shared by both binaries\n  ```",
  "new_string": "  internal/config/      # env-var config loading, shared by both binaries\n  internal/app/         # shared bootstrap (route registration, config wiring) both cmd/*/main.go wrap thinly\n  ```"
}

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{
  "replace_all": false,
  "file_path": "/Users/warrenthompson/Source/LoginID/PLANNING.md",
  "old_string": "- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.",
  "new_string": "- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.\n- **Note for 04, from the Go-layout three-hats ruling (`03-engineering-delivery/decisions/go-layout-debate.md`):** \"two binaries\" is a *process* boundary, not a claim about host/deploy placement — whether `api-service` and `idp-connector` land on the same node is 04's call, not implied by this section. If they're colocated, `idp-connector`'s outbound-call failure isolation from `api-service` depends on 04's resource limits, not just the process split. Separately, S4 now requires `context.WithTimeout` on every outbound vendor call and a bounded connection pool/backoff on token-refresh retries — not a 04 concern, but flagged here so 04 doesn't assume connector-side backpressure is handled elsewhere."
}

The file /Users/warrenthompson/Source/LoginID/PLANNING.md has been updated successfully. (file state is current in your context — no need to Read it back)

{
  "to": "04-infra-devops-47",
  "summary": "Go-layout ruling: host colocation is your call, not implied",
  "message": "Closed the three-hats Go-layout debate (decisions/go-layout-debate.md in my track) — two binaries confirmed, no change to what you're building against. One clarification added to PLANNING.md's Service boundaries section worth flagging directly: \"two binaries\" is a process boundary only, not a statement about host/deploy placement. If api-service and idp-connector end up colocated on the same node, the failure isolation the split buys (a stalled vendor call can't starve api-service's own connection pool) depends on your resource limits, not just the process split — that's your call to make, I'm not implying an answer. Also: S4 now requires context.WithTimeout on every outbound vendor call plus a bounded pool/backoff on token-refresh retries (my side to implement, not yours) — mentioning it so you don't assume connector-side backpressure is someone else's problem already solved.",
  "type": "message",
  "recipient": "04-infra-devops-47",
  "content": "Closed the three-hats Go-layout debate (decisions…"
}

{"success":true,"message":"“Go-layout ruling: host colocation is your call, not implied” → 04-infra-devops-47 (another Claude session on this machine)","msg_id":"29de2d40-241a-4382-ad0f-00afc2965417"}

{
  "to": "ines-dabrowski",
  "summary": "Send the rest of the diagram — it got truncated",
  "message": "Diagram looks good so far but your message got cut off mid-sentence at \"Mirrors the assignment's own...\" — please resend just the rest of that final \"why two binaries\" section so I have the complete text to append to decisions/go-layout-debate.md.",
  "type": "message",
  "recipient": "ines-dabrowski",
  "content": "Diagram looks good so far but your message got cu…"
}

{"success":true,"message":"Message sent to ines-dabrowski's inbox","msg_id":"73fa938c-a36f-4ccd-b137-a46b24e5e44d","routing":{"sender":"team-lead","target":"@ines-dabrowski","targetColor":"purple","summary":"Send the rest of the diagram — it got truncated","content":"Diagram looks good so far but your message got cu…"}}

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/error-semantics.md",
  "content": "# Decision: Error semantics (wrap vs. sentinel)\n\nPattern: rotating devil's advocate, decision 1 of 3 (seat: Oren Castellan). Proposer: Renata Cole.\n\n## Proposal\n\nGo 1.13+ error wrapping (`fmt.Errorf(\"...: %w\", err)`) for propagating unexpected/lower-level errors up the call stack, plus a small set of exported sentinel errors (`dao.ErrNotFound`, `dao.ErrDuplicate`) for conditions callers are expected to branch on via `errors.Is`.\n\n## Objections — Oren Castellan (Detail Hawk)\n\n1. **Sentinel set must be closed and enumerated now**, not left open-ended — otherwise hires add ad hoc `ErrX` values across S2–S4 with no stable contract. Wants a fixed list plus a named owner and a propose-before-adding rule.\n2. **Wrapped errors must never cross the HTTP boundary raw** — `err.Error()` on a wrapped DB error can leak driver text (DSN fragments, column/constraint names) to an API client. Wants an explicit translation function at the boundary; anything unmapped defaults to a generic 500 with no wrapped detail.\n3. **`errors.Is` against a sentinel breaks silently if a backend returns a driver-native error instead** (e.g. `*pgconn.PgError` instead of `dao.ErrDuplicate`). Wants the `Repository` interface contract to state translation is *mandatory* per backend, verified by an S5 test case per backend.\n4. **No stated rule for `context.DeadlineExceeded`/`context.Canceled`.** These aren't ordinary internal errors and shouldn't page as generic 500s. Wants them checked and mapped to a distinct response code before generic wrapping applies.\n\n## Ruling (Renata Cole)\n\nAll four accepted; no decline.\n\n1. Sentinel set is closed and fixed now: `dao.ErrNotFound`, `dao.ErrDuplicate`, `dao.ErrInvalidInput`. Defined once in `internal/dao`. Rule: no hire adds a sentinel unilaterally — propose it to me with the one-line reason, I add it. This applies for the rest of the design/implementation phase.\n2. `internal/api` never serializes `err.Error()` on an unmapped error. A translation function (`internal/api` boundary layer) maps the three sentinels to their HTTP status/safe message; anything else defaults to a generic 500 with no wrapped detail surfaced to the client. Wrapped errors are for logs only.\n3. The `Repository` interface contract states translation of known driver-native errors to the shared sentinels is **mandatory**, not optional, per backend implementation. S5's test strategy gets an explicit line item: one test per backend proving the translation happens (e.g., a unique-constraint violation surfaces as `dao.ErrDuplicate`, not a raw driver type).\n4. `context.DeadlineExceeded` and `context.Canceled` are checked explicitly and mapped to a distinct response (504 for deadline exceeded; treat client-cancel as a non-alerting outcome, not logged as a 500) before generic wrapping/translation applies.\n\n## Status\n\nRuled. Carries into S2 (DAO sentinel definitions + per-backend translation) and S3 (handler-layer translation function, context-error handling).\n\n---\nModel: sonnet (Oren Castellan, objection seat; Renata Cole, lead, proposer + ruling). Turns consumed: 1 hire turn + lead synthesis.\n"
}

File created successfully at: /Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/error-semantics.md (file state is current in your context — no need to Read it back)

{
  "to": "oren-castellan",
  "summary": "Error semantics ruled — all 4 objections accepted",
  "message": "Ruled — all four objections accepted, recorded in decisions/error-semantics.md: closed sentinel set (ErrNotFound/ErrDuplicate/ErrInvalidInput) with propose-before-adding through me, mandatory boundary translation function so wrapped errors never hit the HTTP response raw, mandatory per-backend driver-error translation verified by an S5 test case each, and explicit context.DeadlineExceeded/Canceled handling before generic wrapping. Thanks — this is exactly the kind of thing that would've bitten us silently later. Holding again.",
  "type": "message",
  "recipient": "oren-castellan",
  "content": "Ruled — all four objections accepted, recorded in…"
}

{"success":true,"message":"Message sent to oren-castellan's inbox","msg_id":"1b6f447a-aa4e-410c-a1b4-f00201eb7e2a","routing":{"sender":"team-lead","target":"@oren-castellan","targetColor":"blue","summary":"Error semantics ruled — all 4 objections accepted","content":"Ruled — all four objections accepted, recorded in…"}}

{
  "to": "nolan-reyes",
  "summary": "Devil's advocate seat 2: context propagation into DAO",
  "message": "Rotating devil's-advocate seat, decision 2 of 3: context propagation into the DAO layer. My proposed position as proposer: every Repository method (and its three sub-interfaces — Profiles/Credentials/Methods) takes context.Context as its first argument, propagated unbroken from the HTTP request through the handler into every DB call, so request cancellation/timeout actually cancels in-flight queries rather than leaking a goroutine running against an abandoned request. Given your S4 ruling on outbound timeouts, I'd guess you're inclined to agree with the direction — but push on it properly: numbered objections (≤300-400 words), each ending with a one-line \"what would change my mind.\" I'll answer every one and rule.",
  "type": "message",
  "recipient": "nolan-reyes",
  "content": "Rotating devil's-advocate seat, decision 2 of 3: …"
}

{"success":true,"message":"Message sent to nolan-reyes's inbox","msg_id":"7cc3a44b-9d45-46d4-a158-f2501a6beb82","routing":{"sender":"team-lead","target":"@nolan-reyes","targetColor":"green","summary":"Devil's advocate seat 2: context propagation into DAO","content":"Rotating devil's-advocate seat, decision 2 of 3: …"}}

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  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/go-layout-debate.md",
  "old_string": "## Status\n\nRuled. Diagram from Ines to be appended below when delivered.",
  "new_string": "## Diagram (Ines Dabrowski)\n\n```\n================================================================================\nGO LAYOUT — TWO BINARIES, DEPENDENCY DIRECTION\n================================================================================\n\nExternal callers\n  │\n  │ HTTPS + bearer token (JWT, iss=https://auth.loginid-takehome.internal,\n  │                             aud=loginid-api-service)\n  ▼\n┌──────────────────────────────┐        ┌──────────────────────────────┐\n│   cmd/api-service            │        │   cmd/idp-connector          │\n│   (client-facing, inbound)   │        │   (outbound-only to vendors) │\n│                               │        │                               │\n│  main.go                     │        │  main.go                     │\n│    │                         │        │    │                         │\n│    ▼                         │        │    ▼                         │\n│  internal/api                │        │  internal/connector          │\n│   - router                   │        │   - POST /auth  (client)     │\n│   - auth middleware ─────────┼──┐     │   - POST /identity (client)  │\n│   - handlers (search/get     │  │     │   - token lifecycle          │\n│     user_profile)            │  │     │     (TTL/refresh/no-        │\n│    │                         │  │     │      plaintext-persist,      │\n│    ▼                         │  │     │      per 02 connector-       │\n│  internal/dao                │  │     │      security.md)            │\n│   - Repository (composite):  │  │     │    │                         │\n│     Profiles()               │  │     └────┼─────────────────────────┘\n│     Credentials()            │       vendor XYZ/ABC (POST /auth,     │\n│     Methods()                │       /identity — assignment-fixed)   │\n│   - postgres / cockroachdb /  │\n│     sqlite implementations   │\n│    │                         │\n│    ▼                         │\n│  internal/model               │  ◄── shared by BOTH binaries\n│   UserProfile, UserCredential │      (no behavior, structs only)\n└──────────────┬────────────────┘\n               │\n               ▼\n       internal/config   ◄── shared by BOTH binaries\n        env-var loading only: DB_DRIVER, DB_DSN, DB_DSN_FILE,\n        HTTP_ADDR, AUTH_JWT_ISSUER, AUTH_JWT_AUDIENCE,\n        IDP_ABC_BASE_URL, IDP_ABC_CLIENT_ID/SECRET\n\n--------------------------------------------------------------------------------\nDEPENDENCY DIRECTION (arrows = \"depends on\", never reversed)\n--------------------------------------------------------------------------------\n  cmd/api-service   → internal/api → internal/dao → internal/model\n  cmd/idp-connector → internal/connector → internal/model\n  both cmd/*        → internal/config\n\n  internal/model and internal/config are the ONLY packages both binaries import.\n  Neither is a dumping ground: model = data shape only, config = env parsing only.\n  internal/api and internal/connector never import each other.\n  internal/dao is imported ONLY by cmd/api-service — idp-connector has no DB access,\n  by design: it never touches user_profile/user_credential storage, only vendor PII\n  in flight.\n\n--------------------------------------------------------------------------------\nWHY TWO BINARIES, NOT ONE (the boundary this diagram backs)\n--------------------------------------------------------------------------------\n- Different threat models: api-service holds the DB and validates inbound bearer\n  tokens; idp-connector holds vendor credentials and calls out. A shared process\n  means a vendor-call bug (slow vendor, panic, goroutine leak) can degrade the\n  client-facing API — the exact incident shape Nolan's pessimist hat is naming.\n- Independent scaling: connector traffic is bursty/vendor-latency-bound; api-service\n  traffic is client-request-bound. One binary couples their resource profiles for\n  no shared concern.\n- Mirrors the assignment's own Q2/Q3 split — not an invented boundary.\n\n--------------------------------------------------------------------------------\nWHERE I'D CALL \"TOO CLEVER\" ON MYSELF (blind spot, named up front)\n--------------------------------------------------------------------------------\n- internal/api and internal/connector are NOT further split into sub-packages\n  (no internal/api/handlers vs internal/api/middleware). At this project's size\n  that split would be abstraction for its own sake — one package per binary-\n  facing concern is enough. If Marisol's optimist case is \"one binary, less\n  ceremony,\" the honest counter isn't \"more packages,\" it's: the two-binary\n  split earns its keep on threat model + scaling, not on package count. If that\n  reasoning doesn't hold, the diagram — not my opinion — changes.\n================================================================================\n```\n\nNote: the diagram predates the ruling's addition of `internal/app` (shared bootstrap) below — that package sits alongside `internal/config` as a second package both binaries import (route registration + config wiring only, still no behavior shared beyond wiring).\n\n## Status\n\nRuled. Diagram delivered and appended above."
}

The file /Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/go-layout-debate.md has been updated successfully. (file state is current in your context — no need to Read it back)

{
  "to": "04-infra-devops-47",
  "summary": "Resource limits + anti-affinity — good closure",
  "message": "That closes the gap cleanly — resource requests/limits sized per service plus optional PodAntiAffinity is exactly the right layer for host-level isolation, and keeping it additive to my S4 backpressure work rather than a substitute is the right division. Nothing further needed from me here.",
  "type": "message",
  "recipient": "04-infra-devops-47",
  "content": "That closes the gap cleanly — resource requests/l…"
}

{"success":true,"message":"“Resource limits + anti-affinity — good closure” → 04-infra-devops-47 (another Claude session on this machine)","msg_id":"0ba8720a-2b7a-49fd-9429-4cc17bd4faf1"}

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47	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands.
48	- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.
49	- **Note for 04, from the Go-layout three-hats ruling (`03-engineering-delivery/decisions/go-layout-debate.md`):** "two binaries" is a *process* boundary, not a claim about host/deploy placement — whether `api-service` and `idp-connector` land on the same node is 04's call, not implied by this section. If they're colocated, `idp-connector`'s outbound-call failure isolation from `api-service` depends on 04's resource limits, not just the process split. Separately, S4 now requires `context.WithTimeout` on every outbound vendor call and a bounded connection pool/backoff on token-refresh retries — not a 04 concern, but flagged here so 04 doesn't assume connector-side backpressure is handled elsewhere.
50	
51	## Dependency order (from `planning-approach.md` §2)
52	

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/context-propagation.md",
  "content": "# Decision: Context propagation into the DAO layer\n\nPattern: rotating devil's advocate, decision 2 of 3 (seat: Nolan Reyes). Proposer: Renata Cole.\n\n## Proposal\n\nEvery `Repository` method (and its three sub-interfaces — `Profiles`/`Credentials`/`Methods`) takes `context.Context` as its first argument, propagated unbroken from the HTTP request through the handler into every DB call, so request cancellation/timeout actually cancels in-flight queries.\n\n## Objections — Nolan Reyes (Veteran)\n\nAgreed with the direction but pushed on three failure modes from production experience:\n\n1. **Cancellation racing a multi-statement write.** A cancelled `SELECT` aborts cleanly; a cancelled multi-statement write (e.g., profile + credential saved together) risks a half-written row unless cancellation is scoped to a transaction, not a statement. Cited a migration job killed mid-batch by a deploy SIGTERM, leaving orphaned rows because cancellation was handled per-statement.\n2. **Deadline budget, not a boolean.** Unbroken propagation means an inherited, already-partially-consumed deadline reaches the DAO call. If upstream work (e.g., a connector call) already burned most of the HTTP handler's timeout, the DAO gets a shrinking remainder and starts timing out under *normal* latency, not just failure — the good case starts looking like the bad case.\n3. **Sub-interfaces are not uniformly cancel-safe.** Credential writes during auth are exactly the path that caused a real incident: a retry re-issued a credential write against an already-expired derived context and silently no-op'd instead of erroring. Wants explicit naming of which write paths deliberately detach from the inbound context (via `context.WithoutCancel` or a fresh background context) for durability, distinct from read paths that don't need it.\n\n## Ruling (Renata Cole)\n\nAll three accepted; no decline.\n\n1. Any `Repository` method that writes to more than one table (e.g., a profile+credential save) runs inside a single `Tx`. Context cancellation during that transaction triggers `Tx.Rollback`, never a partial commit — this is a stated requirement on the `Repository` implementation contract, not left to each backend's discretion.\n2. Deadline propagation is a budget-allocation decision, stated explicitly in S3's middleware design: the HTTP-boundary timeout must be sized to cover realistic p99 DAO latency *plus* any upstream work (e.g., no DAO call should ever be handed a near-zero remaining deadline as a matter of routine operation). This gets a concrete number attached when S3's middleware design is written, not left as \"some deadline.\"\n3. Credential writes and any token-persistence write are named explicitly as the paths that use `context.WithoutCancel` (or an equivalent fresh background context with its own bounded timeout) for the actual commit — distinct from profile reads and other cancel-safe paths, which propagate the inbound context unmodified. This distinction is documented at the point each such method is implemented, not left implicit.\n\n## Status\n\nRuled. Carries into S2 (Repository implementation contract: transaction scoping, detach points) and S3 (middleware deadline budget).\n\n---\nModel: sonnet (Nolan Reyes, objection seat; Renata Cole, lead, proposer + ruling). Turns consumed: 1 hire turn + lead synthesis.\n"
}

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{
  "to": "nolan-reyes",
  "summary": "Context propagation ruled — all 3 objections accepted",
  "message": "Ruled — all three accepted, recorded in decisions/context-propagation.md: multi-table writes run in a Tx with cancellation triggering Rollback (not partial commit), deadline budget gets sized explicitly in S3's middleware design rather than left as \"some deadline,\" and credential/token-persistence writes are explicitly named as the paths that detach via context.WithoutCancel, distinct from cancel-safe reads. Good catch on the derived-context retry failure mode — that's exactly the kind of thing that stays invisible until it pages someone. Holding again.",
  "type": "message",
  "recipient": "nolan-reyes",
  "content": "Ruled — all three accepted, recorded in decisions…"
}

{"success":true,"message":"Message sent to nolan-reyes's inbox","msg_id":"f604b6ba-eb3c-46c2-a283-23395115c802","routing":{"sender":"team-lead","target":"@nolan-reyes","targetColor":"green","summary":"Context propagation ruled — all 3 objections accepted","content":"Ruled — all three accepted, recorded in decisions…"}}

{
  "to": "marisol-ferran",
  "summary": "Devil's advocate seat 3: test-double strategy",
  "message": "Rotating devil's-advocate seat, decision 3 of 3: test-double strategy for S5. My proposed position as proposer: hand-written interface fakes (not generated mocks) for DAO/handler tests — the Repository composite and its three sub-interfaces are small and stable enough that a fake struct with configurable fields/funcs per test is less overhead than adopting a codegen tool (gomock/mockery) for this scope, and it keeps the test suite dependency-free.\n\nI know this cuts against your instincts (you're the one who'd reach for sqlc/codegen), so push back for real: numbered objections (≤300-400 words) for generated mocks over hand-written fakes, each ending with a one-line \"what would change my mind.\" I'll answer every one and rule.",
  "type": "message",
  "recipient": "marisol-ferran",
  "content": "Rotating devil's-advocate seat, decision 3 of 3: …"
}

{"success":true,"message":"Message sent to marisol-ferran's inbox","msg_id":"722e1885-ca94-4d7e-a8d2-4973dbe1c310","routing":{"sender":"team-lead","target":"@marisol-ferran","targetColor":"yellow","summary":"Devil's advocate seat 3: test-double strategy","content":"Rotating devil's-advocate seat, decision 3 of 3: …"}}

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/test-double-strategy.md",
  "content": "# Decision: Test-double strategy (S5)\n\nPattern: rotating devil's advocate, decision 3 of 3 (seat: Marisol Ferran). Proposer: Renata Cole.\n\n## Proposal\n\nHand-written interface fakes (not generated mocks) for DAO/handler tests — the `Repository` composite and its three sub-interfaces are small and stable enough that a fake struct with configurable fields/funcs per test is less overhead than adopting a codegen tool (`gomock`/`mockery`) for this scope.\n\n## Objections — Marisol Ferran (Enthusiast)\n\n1. **Interface drift is silent with hand-written fakes.** A new interface method still compiles against a stale fake, which silently zero-values it instead of failing a test that should catch the gap. Generated mocks fail loudly or leave a visibly regenerated stub. Marisol's own mitigation: enforce fake regeneration in the same PR as any interface change, as a review checklist item — makes drift a procedural risk, not a tooling one.\n2. **Call-count/ordering assertions are free with mocks, hand-rolled with fakes.** Conceded this is likely moot here — S2–S4's test cases are table-driven input/output, not call-sequencing assertions.\n3. **Legibility to a reviewer** — conceded weak by Marisol herself: a 3-method, ~20-line fake is faster to read and trust than looking up `mockgen` syntax, for a project this size.\n\nMarisol's own assessment: objection 3 doesn't hold at this scale; objections 1 and 2 are real at scale but this project may not have that scale.\n\n## Ruling (Renata Cole)\n\n**Hand-written fakes stand** — objection 3 was conceded by its own author, and objection 2 doesn't apply given the table-driven test shape already committed to in S5. Objection 1 is real but has a cheap procedural fix, which is adopted rather than reaching for a codegen dependency to solve it.\n\nAdopted: any change to `Repository` or its three sub-interfaces must update the corresponding hand-written fake in the same PR — added as a stated review-checklist item for S2/S5, not left as an assumed discipline. This is the review-time equivalent of what a generated mock would catch automatically, at zero added dependency cost.\n\n## Status\n\nRuled. No codegen/mocking library added to the module. Carries into S5 as a review-checklist line item.\n\n---\nModel: sonnet (Marisol Ferran, objection seat; Renata Cole, lead, proposer + ruling). Turns consumed: 1 hire turn + lead synthesis.\n"
}

File created successfully at: /Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/test-double-strategy.md (file state is current in your context — no need to Read it back)

{
  "to": "marisol-ferran",
  "summary": "Test-double strategy ruled — fakes stand",
  "message": "Ruled — hand-written fakes stand, no codegen dependency added. Your own honest self-assessment on objection 3 (legibility) settled that one, and objection 2 doesn't bite given S5's table-driven test shape. Adopted your mitigation for objection 1 as a real fix: any Repository/sub-interface change must update its fake in the same PR, added as a stated review-checklist item for S2/S5. Recorded in decisions/test-double-strategy.md. That closes all three rotation decisions — thanks for the honest self-scoring, that's the right instinct in this seat. Holding.",
  "type": "message",
  "recipient": "marisol-ferran",
  "content": "Ruled — hand-written fakes stand, no codegen depe…"
}

{"success":true,"message":"Message sent to marisol-ferran's inbox","msg_id":"a8fe840c-f25e-4a32-a259-1ca60b4f9645","routing":{"sender":"team-lead","target":"@marisol-ferran","targetColor":"yellow","summary":"Test-double strategy ruled — fakes stand","content":"Ruled — hand-written fakes stand, no codegen depe…"}}

{
  "to": "02-ai-security-architecture-a2",
  "summary": "Connector self-auth gap acknowledged, will build to it",
  "message": "Good catch from Ingrid — that gap makes sense (outbound vendor auth and inbound caller auth are two different things, easy to miss). Noted: idp-connector's own /auth and /identity handlers get the same JWT middleware pattern as api-service, distinct audience (idp-connector-service) and scope (connector:identity-lookup), restricted caller set (api-service acting on a user's behalf, not arbitrary external callers). Will build S4's handler auth to this from the start rather than retrofitting. Still gated on 05's DAO contract for S2, but this doesn't block — it's connector-side, independent of the DAO.",
  "type": "message",
  "recipient": "02-ai-security-architecture-a2",
  "content": "Good catch from Ingrid — that gap makes sense (ou…"
}

{"success":true,"message":"“Connector self-auth gap acknowledged, will build to it” → 02-ai-security-architecture-a2 (another Claude session on this machine)","msg_id":"1f6bbe3e-8f1e-4b7d-97fd-1b13b2b038ab"}

{
  "to": "org-planning-loginid-takehome",
  "summary": "All 4 pre-staged decisions closed",
  "message": "Done — all four decisions closed while blocked on 05: go-layout (two binaries confirmed, internal/app shared bootstrap adopted, outbound timeout/backoff added to S4 spec), error-semantics (closed sentinel set, mandatory HTTP-boundary translation, mandatory per-backend driver-error translation, explicit context-error handling), context-propagation (transactional scoping, deadline budgeting, named detach points for credential writes), test-double-strategy (hand-written fakes retained, same-PR fake-update as review checklist item). All in 03-engineering-delivery/decisions/. Also flagged host-colocation ambiguity to 04 (resolved — they added resource limits) and acknowledged 02's connector self-auth gap (Ingrid's S8 catch) for S4. Still gated on 05's DAO contract for S2; everything else is ready to implement the moment Warren gives the go.",
  "type": "message",
  "recipient": "org-planning-loginid-takehome",
  "content": "Done — all four decisions closed while blocked on…"
}

{"success":true,"message":"“All 4 pre-staged decisions closed” → org-planning-loginid-takehome (another Claude session on this machine)","msg_id":"599034eb-dfeb-4ce8-9be8-01cf3989ec79"}

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24	| S5. Tests | Table-driven unit tests for DAO (mocked driver), handlers (mocked DAO), connector (mocked HTTP) | S1–S4 outputs | none | Stated strategy: unit-heavy, integration deliberately stubbed (assignment doesn't require full end-to-end); documented, not silently absent |
25	| S6. README | What's implemented vs. stubbed/mocked and why; AI tool/workflow used (this plan's own hiring + patterns) | all of the above | the track's README | A cold reader can tell what runs vs. what's a stub without asking |

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  "old_string": "| S6. README | What's implemented vs. stubbed/mocked and why; AI tool/workflow used (this plan's own hiring + patterns) | all of the above | the track's README | A cold reader can tell what runs vs. what's a stub without asking |",
  "new_string": "| S6. README | What's implemented vs. stubbed/mocked and why; AI tool/workflow used (this plan's own hiring + patterns); test-strategy section must state the hand-written-fake rule from `decisions/test-double-strategy.md` (same-PR fake update on interface change) since that's where LoginID reads the test approach | all of the above | the track's README | A cold reader can tell what runs vs. what's a stub without asking |"
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The file /Users/warrenthompson/Source/LoginID/03-engineering-delivery/PLAN.md has been updated successfully. (file state is current in your context — no need to Read it back)

{
  "to": "org-planning-loginid-takehome",
  "summary": "Both notes captured for later",
  "message": "Both captured. Added the fake-update rule as an explicit S6 requirement in PLAN.md so it doesn't get lost before README time. Will cite decisions/connector-token-lifecycle-redblue.md and Ingrid's S8 note when S4's spec is actually written. And noted: when 05's contract lands, Oren does first-pass review against the sentinel set/error-translation rules before I accept it — good test, will run it that way.",
  "type": "message",
  "recipient": "org-planning-loginid-takehome",
  "content": "Both captured. Added the fake-update rule as an e…"
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  "file_path": "/Users/warrenthompson/Source/LoginID/05-data-ops/multi-db-strategy.md"
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1	# Multi-Database Abstraction Strategy
2	
3	Owner: 05-data-ops. Implemented by: `03-engineering-delivery`, from the prose contract below — this project is still in planning phase, so the interface and schema exist here as design, not as `.go`/`.sql` files, until there's an explicit go-ahead to write code. Full research trail: `research-data-ops-best-practices.md`.
4	
5	## The interface contract (prose, not code)
6	
7	Three repository interfaces, one per entity, each implemented by two backend packages (below) and never containing SQL themselves — the service layer depends only on these shapes:
8	
9	- **`ProfileRepository`** — `Get(ctx, id) (*UserProfile, error)`; `Search(ctx, query) (results []UserProfile, total int, error)` where `query` filters by name (partial/fuzzy), phone (exact/prefix), region, country, plus limit/offset for pagination; `Create(ctx, *UserProfile) (*UserProfile, error)`; `Update(ctx, *UserProfile) (*UserProfile, error)` implemented as a portable upsert; `Delete(ctx, id) error`.
10	- **`CredentialRepository`** — `GetByUsername(ctx, username) (*UserCredential, error)` as the primary auth lookup path; `ListByUserID(ctx, userID) ([]UserCredential, error)`; `Create`, `Update`, `Delete` mirroring `ProfileRepository`'s shape. Never accepts or returns `UserProfile` fields.
11	- **`AuthMethodRepository`** — `Get(ctx, id)`, `GetByName(ctx, name)`, `List(ctx, activeOnly bool)`. Read-heavy; writes to this table are an operational action (adding a supported method), not part of the normal request path.
12	
13	Domain types implied by the above: `UserProfile` (`ID`, `Name`, `Phone`, `StreetAddress`, `Locality`, `Region`, `PostalCode`, `Country`, `Source` — `"direct"` or `"idp_cache"` — `CreatedAt`, `UpdatedAt`); `UserCredential` (`ID`, `UserID` FK, `Username` unique, `MethodID` FK, `Secret` as bytes/nil, `HashAlgo`, `HashCost`, `CreatedAt`, `UpdatedAt`); `AuthMethod` (`ID`, `Name`, `RequiresSecret` bool, `IsActive` bool). A shared `ErrNotFound` sentinel is returned by every backend implementation for a missing row, so the service layer never has to distinguish `sql.ErrNoRows` from a SQLite-specific miss.
14	
15	Two concrete implementations satisfy all three interfaces:
16	
17	- `postgres` package — serves both PostgreSQL and CockroachDB from one implementation. They share enough of the wire protocol and SQL surface that a second implementation would be duplicated effort — **but that is only half the argument, and the half that was originally stated here was the cheap half.** Sourced in `research-cockroachdb-postgres-semantics.md`: CockroachDB defaults to SERIALIZABLE and returns client-retryable `40001` errors that PostgreSQL at READ COMMITTED never emits, and constraint-violation error *text* is not portable between them. One package serves both **only if it carries an explicit engine-aware retry-and-error seam** (see the contract's error semantics and write-path sections). It cannot be a thin PostgreSQL implementation pointed at a second connection string.
18	- `sqlite` package — a separate implementation. SQLite diverges enough (no native UUID/BOOLEAN, no trigram index, app-side ID generation) that forcing it through the Postgres implementation would mean littering that code with backend conditionals, which is the exact failure mode a repository-per-backend split is meant to avoid.
19	
20	The service layer depends only on the interfaces and is constructed with whichever concrete implementation the startup config names. Backend choice is a wiring decision, never a runtime branch inside business logic.
21	
22	## Why not one implementation with dialect branches
23	
24	**Corrected 2026-09-12 after the three-hats run — full reasoning in `decisions/multi-db-abstraction.md`.** This section previously rejected dialect branches as "`if backend == \"sqlite\"` scattered through query construction." That describes a schema we do not have. Of the six concerns in the dialect table below, exactly **two** survive as real conditionals — app-side PK generation for SQLite, and fuzzy name search. Placeholders are the driver's problem, upsert syntax is identical across all three, JSON is unused, booleans map at the boundary. It is two `if`s, not a scattering.
25	
26	The two options therefore cost roughly the same, and the choice between them is made on **reviewability, not cost**: two parallel implementations a reviewer can diff against each other read better than one file with two apologetic conditionals, and this submission is graded on design reasoning. That is a legitimate tiebreak, and it is stated as what it is — a reviewer who counts the conditionals finds the discrepancy in seconds, and claiming a cost advantage that does not exist would be worse than claiming nothing.
27	
28	The real risk of the chosen shape is **silent behavioural divergence**: the interface guarantees both packages compile, not that they behave alike, and the failure mode produces no error, just different results. See the conformance-suite requirement in the contract below — the ruling is conditional on it.
29	
30	## Dialect differences that survive into the DAO layer
31	
32	| Concern | Postgres / CockroachDB | SQLite | Handling |
33	|---|---|---|---|
34	| Primary key | `UUID DEFAULT gen_random_uuid()`, server-generated | `TEXT`, app-generated before insert | DAO layer generates the UUID in Go for SQLite; server-generates for Postgres/CockroachDB. Callers never see the difference — `Create()` returns the populated `ID` either way. |
35	| Placeholders | `$1, $2, ...` | `?` | Handled by the driver/query builder, not hand-rolled per query. |
36	| Upsert | `INSERT ... ON CONFLICT (id) DO UPDATE SET ...` | Same syntax, supported since SQLite 3.24 | One query shape used everywhere. CockroachDB's `UPSERT` shorthand is deliberately not used, to avoid a second query dialect. |
37	| Fuzzy name search | `pg_trgm` GIN expression index on `LOWER(name)`, native on both Postgres and CockroachDB | No native equivalent; `LIKE` scan | **Corrected 2026-09-12 — see `decisions/multi-db-abstraction.md`.** This was previously described as a pure performance gap, on the claim that `Search()` "behaves identically from the caller's side". That was false: SQLite's `LIKE` is case-insensitive for ASCII by default, Postgres's is case-sensitive, so the same search returned *different row sets* per backend with no error. The contract now folds case explicitly on both sides (`LOWER(col) LIKE LOWER(pattern)`), which closes it for ASCII input. Residual, accepted and named: Postgres `lower()` is locale-aware, SQLite's is ASCII-only, so non-ASCII folding still diverges. |
38	| JSON | `JSONB`, indexable, has query operators | `TEXT`/`BLOB` with a differently-formatted internal `JSONB` (SQLite 3.45+) that is not disk-compatible with Postgres's | Not currently used in the reference schema. If a raw IDP `/identity` payload is ever cached, it is stored as opaque `TEXT` at the DAO boundary — no JSON-operator filtering pushed into either implementation, so the column stays portable. |
39	| Boolean | Native `BOOLEAN` | `INTEGER` 0/1 | Mapped at the DAO boundary; Go `bool` on both sides of the interface. |
40	
41	## Schema shape (prose, not DDL)
42	
43	`auth_method` — lookup table, not a native enum: `id` (UUID), `name` (unique — `"password"`, `"passkey"`, `"otp"`, `"oidc"`, ...), `requires_secret` (bool, false for passkey/WebAuthn-style methods), `is_active` (bool), `created_at`. Seeded with one `"password"` row; new methods are inserted as data, never a migration.
44	
45	`user_profile` — pure PII, no secrets: `id` (UUID PK), `name`, `phone` (normalized E.164 at write time), `street_address`, `locality`, `region`, `postal_code`, `country` (ISO 3166-1 alpha-2), `source` (`"direct"` or `"idp_cache"`, constrained), `created_at`, `updated_at`.
46	
47	`user_credential` — this system's own login credentials, no PII: `id` (UUID PK), `user_id` (FK → `user_profile.id`, cascade delete), `username` (unique), `method_id` (FK → `auth_method.id`), `secret` (nullable, salted hash only, never plaintext), `hash_algo`, `hash_cost`, `created_at`, `updated_at`.
48	
49	Indexes: B-Tree on `user_profile.phone`; trigram GIN on `user_profile.name` (Postgres/CockroachDB only); unique on `user_credential.username`; FK indexes on `user_credential.user_id` and `.method_id`.
50	
51	Primary keys are UUID everywhere — server-generated (`gen_random_uuid()`) on Postgres/CockroachDB, app-generated in Go before insert on SQLite (which has no native UUID type). One PK strategy across backends, no per-backend branch in the DAO.
52	
53	## Migration approach
54	
55	- One shared SQL migration series covers the base schema (`CREATE TABLE`, standard column types, the portable upsert-compatible constraints) since it's close enough across all three backends for this schema's scope.
56	- A small, explicitly-named set of per-backend override files covers what genuinely can't be shared — currently exactly one: the `pg_trgm` GIN index on `user_profile.name`, which has no SQLite equivalent and is simply omitted there rather than faked.
57	- Recommended tool: **goose** — plain-SQL-first, minimal dependencies, and its style fits "mostly shared, occasionally per-backend" files more naturally than golang-migrate's stricter up/down pairing. golang-migrate is an equally defensible choice if the engineering track already has tooling preferences; Atlas is worth naming as the more sophisticated schema-as-state alternative but is more than this take-home's scope needs.
58	- Migration files live under version control alongside the DAO code (`03-engineering-delivery` owns the pipeline that runs them — see `../04-infra-devops/CLAUDE.md` for where/how they're actually executed in CI/CD).
59	
60	## What the engineering track should take from this
61	
62	1. Implement `ProfileRepository`, `CredentialRepository`, `AuthMethodRepository` per the interface contract above, once there's a go-ahead to write code — don't redesign the contract, flag back to this track if it doesn't fit.
63	2. Two packages: `postgres` (serves Postgres + CockroachDB) and `sqlite`. No third implementation needed unless a fourth backend is added to the assignment.
64	3. Use the schema shape above as the starting migration content for both backend families.
65	4. Never let `UserCredential` and `UserProfile` fields mix in either implementation, even as an internal convenience struct — that boundary is a governance control (see `pii-governance.md`), not just a modeling choice.
66	
67	---
68	
69	# The Go-shaped contract — the 05→03 hand-off
70	
71	*(Story S1 in `./PLAN.md`: the DAO interface and schema contract. Where this document says S2 it means the `Search()` query-shape ruling, `decisions/search-query-shape.md`; S3 means the multi-database abstraction ruling, `decisions/multi-db-abstraction.md`.)*
72	
73	**Status: stable.** Stable means unlikely to be rewritten, not polished — per `../02-ai-security-architecture/planning-approach.md` §2, 03 should start against this rather than wait. Written to the project's hand-off standard: **03 should be able to implement this without re-deriving my reasoning.** Where a decision has a rationale 03 might otherwise re-litigate, the rationale is here; where something is deliberately out of 03's scope, §6 says so and says why.
74	
75	Everything below is Go-*shaped* prose inside a markdown file. No `.go` or `.sql` files exist or should exist until Warren's explicit go-ahead.
76	
77	**Vocabulary used below, defined once here** (added after a cold read found every one of these assumed rather than explained):
78	
79	- **SQLSTATE** — the five-character error code PostgreSQL returns for every error (`23505` = unique violation, `23503` = foreign-key violation, `23514` = CHECK-constraint violation, `40001` = serialization failure). CockroachDB implements the same table. **SQLite does not have SQLSTATE at all** — it returns extended result codes such as `SQLITE_CONSTRAINT_UNIQUE`. This asymmetry matters in §4.
80	- **GIN / `gin_trgm_ops`** — a PostgreSQL index type suited to "does this text contain that fragment" searches, and the operator class that makes it work on trigrams (three-character fragments). Together they make `LIKE '%smith%'` use an index instead of scanning every row.
81	- **`COLLATE "C"`** — tells the database to compare text by raw byte value rather than by language-aware alphabetical rules. Byte order sorts all uppercase before all lowercase; a locale-aware order does not. Picking one explicitly is what makes two different engines agree.
82	- **SERIALIZABLE / READ COMMITTED** — transaction isolation levels. SERIALIZABLE is stricter and can force the database to reject a transaction that would produce an inconsistent result, asking the client to retry.
83	- **`crdb.ExecuteTx`** — a helper from CockroachDB's official Go library that runs a transaction and automatically retries it when the database returns the retryable `40001` error. There is no PostgreSQL equivalent because PostgreSQL at its default isolation level does not produce that error.
84	
85	Inputs that produced it: `decisions/search-query-shape.md` (S2), `decisions/multi-db-abstraction.md` (S3), `research-cockroachdb-postgres-semantics.md`, and a direct two-party agreement with 03 on the factory shape (below).
86	
87	## 1. The factory and the composite
88	
89	Agreed directly with Renata Cole (03) on 2026-09-12. **Her `dao.New` signature is unchanged**; the composite is the resolution of what had been a silent mismatch between her single `Repository` return type and this track's three interfaces.
90	
91	```go
92	func New(driver, dsn string) (Repository, error)   // driver: "postgres" | "cockroachdb" | "sqlite"
93	
94	type Repository interface {
95	    Profiles()    ProfileRepository
96	    Credentials() CredentialRepository
97	    Methods()     AuthMethodRepository
98	    Close() error
99	}
100	```
101	
102	`Repository` stays an **interface**, not a struct with exported fields — Renata's reason, which is better than either I offered: an interface is mockable for her test strategy. The three accessors stay distinct rather than flattening into one interface because that separation is a governance control (`pii-governance.md`), not a modelling preference: a call site must reach for the credential accessor deliberately rather than find profile and credential methods side by side on one value.
103	
104	`"postgres"` and `"cockroachdb"` both select the `postgres` package. They are distinct driver strings rather than one because the retry seam in §4 needs to know which engine it is talking to.
105	
106	## 2. Domain types
107	
108	```go
109	type UserProfile struct {
110	    ID            string     // UUID
111	    Name          string     // required, never empty
112	    Phone         *string    // nil if unknown; E.164 when present
113	    StreetAddress *string
114	    Locality      *string
115	    Region        *string
116	    PostalCode    *string
117	    Country       *string    // ISO 3166-1 alpha-2, upper-case
118	    Source        string     // "direct" | "idp_cache"
119	    CreatedAt     time.Time
120	    UpdatedAt     time.Time
121	}
122	
123	type UserCredential struct {
124	    ID          string     // UUID
125	    UserID      string     // FK -> user_profile.id
126	    Username    string     // unique, case-folded
127	    MethodID    string     // FK -> auth_method.id
128	    Secret      []byte     // nil unless SecretState == SecretSet
129	    SecretState string     // "none" | "set" | "revoked"
130	    HashAlgo    *string    // non-nil iff SecretState == "set"
131	    HashCost    *int       // non-nil iff SecretState == "set"
132	    CreatedAt   time.Time
133	    UpdatedAt   time.Time
134	}
135	
136	type AuthMethod struct {
137	    ID             string
138	    Name           string  // "password", "passkey", "otp", "oidc", ...
139	    RequiresSecret bool
140	    IsActive       bool
141	    CreatedAt      time.Time
142	}
143	```
144	
145	**Pointers mean "absent", never "empty".** No field in this contract uses the empty string to mean absent. A `*string` that is non-nil and empty is invalid input, not a value — see §5.
146	
147	**Who owns `ID`, `CreatedAt` and `UpdatedAt`: the DAO, always.**
148	
149	- On `Create`, the caller leaves `ID` as `""`. The DAO generates the UUID (in Go for SQLite, server-side elsewhere) and returns the populated struct. **A non-empty `ID` passed to `Create` is a caller error and returns `ErrInvalidArgument`** — it is not a request to use that ID. This removes the contradiction a cold read found between "callers never see the difference" and `Create` returning `ErrAlreadyExists` "if the ID is taken": for profiles, the ID cannot be taken, because the caller never chooses it.
150	- `CreatedAt` and `UpdatedAt` are set by the DAO on every write and ignored on input. `UpdatedAt` is touched by `Create`, `Update`, and `Upsert` — including IDP re-hydration, which is load-bearing for retention (`pii-governance.md`).
151	
152	**`SecretState` is new and is the fix for a real defect.** The previous prose said `secret` was "nullable, salted hash only" and stopped. Yusuf Karadag's review found that at least three distinct states were collapsing into one null — the method requires no server-held secret (passkey/WebAuthn, where the private key is client-side), the secret is not yet set, or the secret was revoked — and that `auth_method.requires_secret` was consequently load-bearing on nothing. An explicit state column makes the three distinguishable and gives `requires_secret` something to be checked against.
153	
154	## 3. The interfaces
155	
156	```go
157	type ProfileRepository interface {
158	    Get(ctx context.Context, id string) (*UserProfile, error)
159	    Search(ctx context.Context, q ProfileQuery) (results []UserProfile, total int, err error)
160	    Create(ctx context.Context, p *UserProfile) (*UserProfile, error)
161	    Update(ctx context.Context, p *UserProfile) (*UserProfile, error)
162	    Upsert(ctx context.Context, p *UserProfile) (*UserProfile, error)
163	    Delete(ctx context.Context, id string) error
164	}
165	
166	type CredentialRepository interface {
167	    GetByUsername(ctx context.Context, username string) (*UserCredential, error)
168	    ListByUserID(ctx context.Context, userID string) ([]UserCredential, error)
169	    Create(ctx context.Context, c *UserCredential) (*UserCredential, error)
170	    Update(ctx context.Context, c *UserCredential) (*UserCredential, error)
171	    Delete(ctx context.Context, id string) error
172	}
173	
174	type AuthMethodRepository interface {
175	    Get(ctx context.Context, id string) (*AuthMethod, error)
176	    GetByName(ctx context.Context, name string) (*AuthMethod, error)
177	    List(ctx context.Context, activeOnly bool) ([]AuthMethod, error)
178	}
179	
180	type ProfileQuery struct {
181	    Name    *string // case-folded substring match; caller input escaped by the DAO
182	    Phone   *string // EXACT match on the E.164-normalized value (not prefix)
183	    Region  *string // case-folded exact match
184	    Country *string // exact match, alpha-2, upper-cased by the DAO
185	    Limit   int     // 1..100; 0 means "use default 50", deliberately
186	    Offset  int     // 0..10_000
187	}
188	```
189	
190	### `Search` semantics carried over from the S2 ruling
191	
192	These were settled in `decisions/search-query-shape.md` and were missing from the first draft of this contract — the intent-versus-text gap a cold read was run to find.
193	
194	- **`total` is the count of ALL rows matching the filters, ignoring `Limit` and `Offset`** — not the number of rows on this page. Exact, not estimated, computed by a second `COUNT(*)` outside any wrapping transaction, so under concurrent writes it may disagree with the page by a row. **`total` is a magnitude, not a promise of reachability**: it can legitimately exceed what the `Offset` ceiling of 10 000 allows a caller to page to.
195	- **An all-nil `ProfileQuery` is l
… truncated (20 KB cap)

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13	| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — `handoff-03-auth.md` received, cold read clean | 05 contract (DAO) | — | `03-engineering-delivery/PLAN.md`; `handoff-03-auth.md` accepted, `DB_DSN_FILE` folded into Service boundaries config surface | 4 / 4 / 4 | 2026-09-12 |

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149:- On `Create`, the caller leaves `ID` as `""`. The DAO generates the UUID (in Go for SQLite, server-side elsewhere) and returns the populated struct. **A non-empty `ID` passed to `Create` is a caller error and returns `ErrInvalidArgument`** — it is not a request to use that ID. This removes the contradiction a cold read found between "callers never see the difference" and `Create` returning `ErrAlreadyExists` "if the ID is taken": for profiles, the ID cannot be taken, because the caller never chooses it.
211:- `Create` — insert. `ErrAlreadyExists` if the ID is taken.
227:## 3a. Per-method summary — read this row before writing that method
231:| Method | Caller supplies `ID`? | Timestamps | Replace or patch | Can return |
254:    ErrAlreadyExists     = errors.New("dao: already exists")
279:| duplicate id | `23505` on a PK constraint | `SQLITE_CONSTRAINT_PRIMARYKEY` | `ErrAlreadyExists` |

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220	
221	**`GetByUsername` lower-cases its input inside the DAO.** Callers pass whatever the user typed. This matches the `UNIQUE (lower(username))` index in §5; requiring callers to fold case themselves would put the guarantee outside its enforcement site.
222	
223	`Context` is first on every method and cancellation is honoured. **No method holds a transaction across calls.** If the service layer needs a multi-statement transaction, that is a change to this contract — flag it to 05 rather than improvising a `Begin`/`Commit` pair inside 03.
224	
225	**`Delete` on a profile cascades to its credentials — see §6.2 before calling it.** Pointer placed here deliberately: a cold read found the surprise arriving ~140 lines before the explanation.
226	
227	## 3a. Per-method summary — read this row before writing that method
228	
229	Added after a cold read observed that this document is organized by *artifact* (factory, types, interfaces, errors, schema) while an implementer works by *verb* — so answering "I am about to write `Create`, what do I need?" meant holding five sections open at once. Four of that read's fourteen blocking questions existed only because a method's full story was never assembled in one place. This table closes them by construction; the prose above remains the authority where they disagree.
230	
231	| Method | Caller supplies `ID`? | Timestamps | Replace or patch | Can return |
232	|---|---|---|---|---|
233	| `Profiles().Get` | yes (lookup key) | — | — | `ErrNotFound` |
234	| `Profiles().Search` | — | — | — | `ErrInvalidQuery` |
235	| `Profiles().Create` | **no** — must be `""`, DAO generates | DAO sets both | — | `ErrInvalidArgument` (non-empty ID, or CHECK violation) |
236	| `Profiles().Update` | yes — identifies the row | DAO sets `UpdatedAt` | **full replace**; nil NULLs the column | `ErrNotFound`, `ErrInvalidArgument` |
237	| `Profiles().Upsert` | **yes** — conflict target; caller must already hold it | DAO sets `UpdatedAt`, and `CreatedAt` on insert | **full replace** | `ErrInvalidArgument` |
238	| `Profiles().Delete` | yes | — | — | `ErrNotFound`; **cascades to credentials, see §6.2** |
239	| `Credentials().GetByUsername` | — | — | — | `ErrNotFound`; DAO lower-cases input |
240	| `Credentials().ListByUserID` | — | — | — | empty slice, not `ErrNotFound`, when the user has none |
241	| `Credentials().Create` | **no** — DAO generates | DAO sets both | — | `ErrDuplicateUsername`, `ErrInvalidMethod`, `ErrInvalidCredential`, `ErrInvalidArgument` |
242	| `Credentials().Update` | yes | DAO sets `UpdatedAt` | **full replace** | `ErrNotFound`, `ErrDuplicateUsername`, `ErrInvalidCredential` |
243	| `Credentials().Delete` | yes | — | — | `ErrNotFound`; does **not** delete the profile (§6.2) |
244	| `Methods().Get` / `GetByName` | yes / name | — | — | `ErrNotFound` |
245	| `Methods().List` | — | — | — | empty slice when none |
246	
247	Every write method above additionally runs inside the retry seam described in §4 when the engine is CockroachDB.
248	
249	## 4. Error semantics
250	
251	```go
252	var (
253	    ErrNotFound          = errors.New("dao: not found")
254	    ErrAlreadyExists     = errors.New("dao: already exists")
255	    ErrDuplicateUsername = errors.New("dao: duplicate username")
256	    ErrInvalidMethod     = errors.New("dao: unknown or inactive auth method")
257	    ErrInvalidQuery      = errors.New("dao: invalid query")
258	    ErrInvalidArgument   = errors.New("dao: invalid argument")
259	    ErrInvalidCredential = errors.New("dao: credential violates secret-state rules")
260	)
261	```
262	
263	Every backend returns the same sentinel for the same condition; the service layer never distinguishes `sql.ErrNoRows` from a SQLite-specific miss. Test with `errors.Is`. Anything not in this set is wrapped with `%w` and passed through.
264	
265	### How driver errors become sentinels
266	
267	The first draft said "translation is by SQLSTATE code only — never by matching error message text or constraint names." A cold read found that rule both **self-contradicting** (`23505` alone cannot say *which* column collided, yet the same paragraph asked for different sentinels per column) and **unimplementable on half the codebase** (SQLite has no SQLSTATE at all). Both were right. The revised rule:
268	
269	**Match on structured error codes, plus constraint names that we ourselves define in our own DDL. Never parse free-text error messages.**
270	
271	- *Postgres / CockroachDB*: match SQLSTATE, then disambiguate within it by the constraint name the error carries.
272	- *SQLite*: match the extended result code (`SQLITE_CONSTRAINT_UNIQUE`, `SQLITE_CONSTRAINT_FOREIGNKEY`, `SQLITE_CONSTRAINT_CHECK`), then disambiguate by the same constraint name.
273	
274	Constraint names are pinned **because they are our artifact, not the engine's**: we write them in our own migrations, so they are stable across engines and versions in a way an engine-generated message is not. That is the distinction the original rule was reaching for and stated wrongly. Every constraint in §5 is explicitly named in DDL for this reason; an unnamed constraint is a translation failure waiting to happen.
275	
276	| Condition | PG / CRDB | SQLite | Sentinel |
277	|---|---|---|---|
278	| duplicate username | `23505` on `uq_user_credential_username` | `SQLITE_CONSTRAINT_UNIQUE`, same name | `ErrDuplicateUsername` |
279	| duplicate id | `23505` on a PK constraint | `SQLITE_CONSTRAINT_PRIMARYKEY` | `ErrAlreadyExists` |

{
  "to": "data-ops-planning-phase",
  "summary": "4 findings from Oren's first-pass review — flagging before acceptance",
  "message": "Oren's first-pass review (Detail Hawk) found four things in the contract, all verified against the current file. Flagging per your \"flag anything that doesn't fit\" — not working around any of these:\n\n1. **§3a vs §2/§3 disagree on Create's error surface.** §2 and §3 both state Create returns ErrAlreadyExists if the ID is taken (PK collision on the generated UUID). §3a's per-method table lists Create's \"Can return\" as ErrInvalidArgument only — ErrAlreadyExists is absent. Since callers can't supply an ID, a PK collision is only reachable via an actual UUID collision, not caller error — so is ErrAlreadyExists dead code 03 shouldn't bother translating/testing, or a rare-but-real path §3a should list? Need one authoritative answer.\n\n2. **`ProfileQuery.Limit int` zero-value collision.** 0 means \"default 50\" — which removes any way to legitimately request Limit=0 (e.g. \"give me total only, no rows\"). Same class of trap the pointer-means-absent convention was designed to avoid elsewhere in this struct. Is \"request zero rows\" simply out of scope (state it), or should Limit be `*int` for consistency?\n\n3. **Upsert's ON CONFLICT clause and `created_at`.** §3a says Upsert sets UpdatedAt \"and CreatedAt on insert\" but doesn't state the UPDATE SET list must exclude created_at — without that stated explicitly, an implementer could overwrite the original creation timestamp on every re-hydration, silently, on a column §2 says retention depends on.\n\n4. **Possible gap, not yet a contradiction:** the context-propagation ruling I closed before this contract landed requires any method writing >1 table to run in a single Tx; this contract has no such method and explicitly bars 03 from composing a cross-call transaction. If the assignment's registration flow needs profile+credential created atomically, there's currently no path to that in the contract — better to resolve now than discover it mid-S2. Does the intended registration flow tolerate two independent calls (accepting a window where a profile exists with no credential), or does this need a contract addition?\n\nNot blocking my other track work, but I'd like these resolved before I mark S2 fully ready to implement.",
  "type": "message",
  "recipient": "data-ops-planning-phase",
  "content": "Oren's first-pass review (Detail Hawk) found four…"
}

{"success":true,"message":"“4 findings from Oren's first-pass review — flagging before acceptance” → data-ops-planning-phase (another Claude session on this machine)","msg_id":"e4381d19-b822-4b45-91b1-e8666bb921ac"}

{
  "to": "oren-castellan",
  "summary": "05 ruled on all 4 — thanks, #4 was the big one",
  "message": "05 ruled on all four of your findings and updated the contract. Passing along: your #4 (transaction-ruling conflict / registration atomicity) was, in 05's words, \"worth the whole review\" — it exposed a real hole where two independent calls would leave an orphaned PII-bearing profile row with no credential if the second call failed. Resolution: a new composite-level method, CreateProfileWithCredential(ctx, profile, credential), the only cross-table operation in the contract, DAO-generated IDs for both rows, single transaction, c.UserID ignored on input and set from the just-created profile. Your #3 (Upsert silently resetting created_at on re-hydration) also got called out as the dangerous one — fixed by explicitly excluding created_at from the ON CONFLICT SET list. #1 stays in the sentinel set as an internal-error signal, no test required for it. #2 (Limit==0) stays as-is, documented as deliberately out of scope rather than fixed. Good work — this is contract accepted, S2 is clear to start once Warren gives the code go-ahead.",
  "type": "message",
  "recipient": "oren-castellan",
  "content": "05 ruled on all four of your findings and updated…"
}

{"success":true,"message":"Message sent to oren-castellan's inbox","msg_id":"04613722-14c7-484e-ad46-de15bdc31f6b","routing":{"sender":"team-lead","target":"@oren-castellan","targetColor":"blue","summary":"05 ruled on all 4 — thanks, #4 was the big one","content":"05 ruled on all four of your findings and updated…"}}

{
  "to": "data-ops-planning-phase",
  "summary": "Contract formally accepted",
  "message": "Accepted — all four rulings are right, and #4's fix is the correct shape: keeping CreateProfileWithCredential on the composite rather than either sub-repository preserves the PII/credential separation while giving the DAO the one transaction boundary it's allowed to own. Updating my context-propagation.md to note the tension is resolved (the \"multi-table write needs a single Tx\" requirement now has exactly one caller-visible method that satisfies it, rather than being a hypothetical). PLANNING.md updated: contract accepted, 03 clear for S2 the moment Warren gives the code go-ahead. Thanks for running this properly instead of hand-waving it.",
  "type": "message",
  "recipient": "data-ops-planning-phase",
  "content": "Accepted — all four rulings are right, and #4's f…"
}

{"success":true,"message":"“Contract formally accepted” → data-ops-planning-phase (another Claude session on this machine)","msg_id":"8b77c134-301e-4a4b-b4bf-253d7567ad3c"}

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  "replace_all": false,
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/context-propagation.md",
  "old_string": "## Status\n\nRuled. Carries into S2 (Repository implementation contract: transaction scoping, detach points) and S3 (middleware deadline budget).",
  "new_string": "## Status\n\nRuled. Carries into S2 (Repository implementation contract: transaction scoping, detach points) and S3 (middleware deadline budget).\n\n## Resolved against 05's contract (2026-09-12)\n\nOren's first-pass review of 05's DAO contract flagged a real tension: this ruling's item 1 requires any multi-table write to run in a single `Tx`, but the contract as first landed had no method spanning both `user_profile` and `user_credential`, and explicitly barred 03 from composing a cross-call transaction — leaving registration's profile+credential creation with no atomic path at all. 05 resolved it by adding `CreateProfileWithCredential(ctx, p, c)` on the `Repository` composite (05's §3b) — the one cross-table operation in the contract, DAO-generated IDs for both rows, single transaction, `c.UserID` ignored on input and set from the just-created profile. This ruling's item 1 now has exactly one caller-visible method satisfying it, rather than being a requirement with no concrete instance."
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13	| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — 05's DAO contract received, Oren's first-pass review in progress before acceptance | Warren's implementation go-ahead | — | `03-engineering-delivery/PLAN.md`; `handoff-03-auth.md` accepted; `decisions/error-semantics.md` reconciled against 05's actual sentinel set/translation rule | 4 / 4 / 4 | 2026-09-12 |

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  "old_string": "| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — 05's DAO contract received, Oren's first-pass review in progress before acceptance | Warren's implementation go-ahead | — | `03-engineering-delivery/PLAN.md`; `handoff-03-auth.md` accepted; `decisions/error-semantics.md` reconciled against 05's actual sentinel set/translation rule | 4 / 4 / 4 | 2026-09-12 |",
  "new_string": "| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — 05's DAO contract accepted, S2 design-ready | Warren's implementation go-ahead | — | `03-engineering-delivery/PLAN.md`; `handoff-03-auth.md` accepted; `decisions/error-semantics.md` + `decisions/context-propagation.md` reconciled against 05's contract; Oren's 4 findings (ErrAlreadyExists reachability, Limit==0 zero-value trap, Upsert/created_at, registration atomicity) all ruled by 05, contract updated with `CreateProfileWithCredential` composite method | 4 / 4 / 4 | 2026-09-12 |"
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The file /Users/warrenthompson/Source/LoginID/PLANNING.md has been updated successfully. (file state is current in your context — no need to Read it back)

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1	# Plan: Org-wide planning phase for the LoginID take-home ("hire" the sub-teams, plan every track, then Jira)
2	
3	## Context
4	
5	The LoginID take-home is being run as a demonstration of AI-architecture capability: a root PM agent (Dana Whitfield / team-lead) plus five persistent track leads (Naomi Voss 01, Marcus Ilori 02, Renata Cole 03, Theo Bergman 04, Priya Nandakumar 05), each with a profile-gen persona, each working from its own track directory. All five tracks have finished their first-wave design docs; all code has been deliberately wiped; the project is paused in a design/planning phase. Marcus has delivered the team's agreed Claude-architecture approach in `02-ai-security-architecture/planning-approach.md` (model/effort per role, orchestrator-worker with bounded two-party exceptions, the "receiver can act without re-deriving" hand-off standard, dependency order 01/02/05 → 03 → 04, and a thin root `PLANNING.md` board).
6	
7	Warren now wants the formal planning phase run across the whole org, with three additions to Marcus's approach:
8	
9	1. Every track lead must "hire" (create) a sub-team of agents and state each hire's function. Hires must vary in **personality and archetype**, not just viewpoint — variance across the org, not just within a team (a serious principles-based architect paired with a silly innovative one, etc.).
10	2. **Every** agent created must run profile-gen so it has a personality, professional history, and technical background. Profile pictures are optional and may be produced by background jobs.
11	3. The orchestration patterns must make heavy use of those personas to drive debate and diversity of thought.
12	
13	Leads may spawn their sub-teams into new tmux panes. Everyone goes into plan mode and plans first; Jira stories in project `LT` (uplifttech.atlassian.net, cloudId `db488eae-d6cb-4100-92a9-e7a4519fc176`, issue types Epic/Story/Task/Bug/Subtask) come **after** planning. No implementation code until Warren gives a separate go-ahead.
14	
15	Everything in `/Users/warrenthompson/Source/LoginID` is part of the submission, so the org scaffolding (casting registry, personas, agent definitions) must read as intentional, presentable AI-architecture work — not scratch.
16	
17	## Inputs this plan builds on (already decided — do not re-litigate)
18	
19	- `02-ai-security-architecture/planning-approach.md` — models/effort by role (orchestrator fable/high; leads sonnet, medium for 01/04, high for 02/03, **opus/high for 05 planning**; research subagents haiku or sonnet/low; implementation sonnet/medium-high, opus/high only for the connector token lifecycle; review = author self-review first, independent second pass on security-graded surfaces only; fable for a single final cross-track consistency pass), coordination rules, hand-off standard, dependency order, and the thin `PLANNING.md` board shape.
20	- Root `CLAUDE.md` — track ownership table and the "cross-reference, don't restate" rule.
21	- profile-gen mechanics verified in this session (see "Hire creation mechanics" below).
22	
23	## Verified mechanics that shape the design
24	
25	profile-gen (`~/.claude/skills/profile-gen` → symlink to `~/Source/ProfileGenSkill`):
26	- `--output file --assets tracked --root <track-dir>` writes `<track-dir>/profiles/<slug>/<slug>.md` with **no** CLAUDE.md line; unlimited personas per directory (`scripts/profilegen/storage.py:98-110`, `write_profile.py:121-142`).
27	- `show_profile.py --autostart-only` displays **every** persona that has a `profile-gen:start` marker in the root `CLAUDE.md`, in file order (`show_profile.py:219-224`). Therefore hires must **never** be added as CLAUDE.md markers — only the five leads and Dana keep markers. Hires are displayed on demand with `show_profile.py --profile <path> --root <track-dir>`.
28	- Schema has no history/backstory field (`assets/profile.schema.json`, `additionalProperties: false`); `personality` is unlimited free prose, so history + technical background live there.
29	- `write_profile.py` only checks the `image` **key** exists, never the file (`write_profile.py:63,90-92`) → personas can be created **text-first** with a pre-declared image path, and the PNG generated later into that path by a background queue. Display degrades gracefully to name-only until the file exists.
30	- `generate_image.py --workflow <any path> --seed N` — the existing validated workflow `profiles/dana-whitfield/comfyui-workflow.json` is reusable for every portrait; it is never mutated.
31	- Global `SessionStart` hook (`~/.claude/settings.json`) runs `show_profile.py --root "${CLAUDE_PROJECT_DIR:-$PWD}" --autostart-only` before a subagent's first turn, so every new pane shows Dana until the agent runs `show_profile.py --profile <own>`; every spawn prompt must include that command after its `cd`.
32	
33	Harness (confirmed against the Claude Code docs — sub-agents.md, agent-teams.md, settings-reference.md, hooks.md):
34	- Agent definitions `.claude/agents/<slug>.md` support frontmatter `name`, `description`, `model` (`sonnet|opus|haiku|fable|inherit`), `tools`/`disallowedTools`, `permissionMode`, `skills`, `memory`, `maxTurns`, and a `hooks` block scoped to that agent's lifetime. **No effort key exists**, and teammates inherit the lead's effort level (Warren's `high`). The only per-model lever is `modelSettings.<model>.effortLevel` in `.claude/settings.json`. Consequence: Marcus's effort tiers are implemented as *inherit high for sonnet/opus/fable* plus `haiku → low` for throwaway research fan-out; the sonnet-medium vs sonnet-high distinction collapses to high (small cost, errs upward on the tracks that matter). Model per hire is still pinned in its definition.
35	- The per-agent `hooks` block is the permanent fix for the "every pane shows Dana" problem — with one correction found during Phase 0: agent frontmatter supports only `PreToolUse`, `PostToolUse`, and `Stop` (no `SessionStart`), and `$CLAUDE_PROJECT_DIR` is not available in subagent hooks. So each hire's definition carries a `PreToolUse` hook with `matcher: ".*"` and `once: true` that runs `show_profile.py --clear` then `show_profile.py --profile <own persona> --root <track-dir>` (absolute paths) on the hire's first tool call, then removes itself. The spawn prompt keeps the same command as a fallback.
36	- Nested spawning works but is capped at 3 levels by default (`CLAUDE_CODE_MAX_SUBAGENT_SPAWN_DEPTH`). Hierarchy therefore stays **team-lead → lead → hire**; hires do not spawn subagents — any research fan-out is done by the lead. The harness opens a tmux pane per spawned agent.
37	- Teammate plan mode **auto-approves**: a teammate's `ExitPlanMode` is approved in the lead's session without review (agent-teams.md). So plan mode is used for what it is good at — forcing a written plan before any edits — and the real gate is manual: the lead copies its approved plan into `<track-dir>/PLAN.md`, messages team-lead, and does **not** hire until team-lead replies with an explicit "hiring go" after reviewing the roster against the variance rules.
38	
39	## Plan
40	
41	### Phase 0 — Team-lead lays the planning scaffolding (before any lead plans)
42	
43	All files are prose; none is code. Root-level files are owned by team-lead only.
44	
45	**0. Make the process itself part of the submission.** Warren wants every step and all progress saved so it can be turned in; today the org plan lives only at `~/.claude/plans/cuddly-nibbling-cherny.md`, outside the repo, and the leads' plan-mode files would land there too. Three fixes, all in-repo:
46	   - **`PLAN.md`** (root, new) — this plan, copied verbatim into the repo and kept as the living org plan (updated at phase boundaries, not mid-task). Leads' plans go to `<track-dir>/PLAN.md` (already required in Phase 1). `~/.claude/plans/` is treated as scratch from here on.
47	   - **`LOG.md`** (root, new) — a dated, append-only progress journal owned by team-lead: one entry per milestone or decision (what happened, who, which files changed, why), backfilled from this session's history so far — scaffolding of the five tracks, the six research passes and their key findings (incl. the Dick Hardt/aauth.dev correction and LoginID's agentic-commerce repositioning), persona generation, the code wipe and return to planning, Marcus's planning-approach synthesis, and this plan. Leads append one line to their own `PLANNING.md` row instead; cross-track events go in `LOG.md` via team-lead. Each debate run's artifact (Phase 3) is itself part of the record.
48	   - **`git init`** at the root with a milestone commit at the end of every phase (Phase 0 scaffolding, each approved plan, each completed hiring wave, each debate artifact set, the consistency pass, Jira export). The commit history is the most credible "how the AI workflow actually ran" artifact the submission can carry; commit messages follow the repo attribution convention (Co-Authored-By Claude Fable 5.1 + session link), which itself documents the AI involvement LoginID asked about. Commits only at milestones, never mid-task, and never `.claude/settings.local.json`, image caches, or secrets. A `.gitignore` covers `.claude/settings.local.json` and `*.lock`.
49	
50	1. **`PLANNING.md`** (root, new) — exactly the thin board Marcus specified: one row per track — `Track | Lead | Status | Blocking on | Blocked by | Planning notes (relative path) | Hires (count/registered) | Last updated` — plus a **Service boundaries** section that 03 owns and 04 reads (initially "TBD — set by 03 during planning"). One writer per row (the lead); team-lead writes the header and the two Dana rows (orchestrator, cross-track consistency pass). No reasoning in this file — pointers only.
51	
52	2. **`CASTING.md`** (root, new) — the org-wide casting registry, hiring rules, and orchestration-pattern catalog. Team-lead owns the rules and palette; each lead owns its own registry rows. Sections:
53	
54	   - *Archetype palette* (13 — enough slack for a no-repeat-within-team rule at ~11 hires):
55	
56	     | Archetype | Temperament sketch | Blind spot | Pairs well with |
57	     |---|---|---|---|
58	     | Principled Architect | standards-first, cites RFC section numbers, reasons threat-model-down | over-specifies; mistakes thoroughness for done | security controls, contracts |
59	     | Tinkerer (silly & innovative) | playful, analogy-driven, sketches three odd alternatives before defending one | novelty bias; underweights boring proven controls | any decision that needs alternatives |
60	     | Designated Skeptic | argues against the room by default, politely | objections without a counter-proposal | authz scoping, abstraction choices |
61	     | Consensus Weaver | finds the shared premise, writes the synthesis | papers over real disagreement | decision records, hand-off prose |
62	     | Spreadsheet | wants a number or a table; distrusts adjectives | measures only what is measurable | sizing, TTLs, retention windows |
63	     | Storyteller | thinks in user journeys and narrative arcs | charming beats correct | product framing, README, use cases |
64	     | Veteran | "I watched this fail in prod in 2019" | fights the last war; pattern-matches too fast | token lifecycle, migrations, ops |
65	     | Newcomer | bright, asks why, assumes no jargon | doesn't know what's already settled | legibility tests on every hand-off |
66	     | Detail Hawk | nullable-vs-required, off-by-one, error semantics | cannot see the forest | schema, DDL, code review |
67	     | Systems Cartographer | draws boundaries and flows; sees interactions | abstracts past the concrete | multi-DB abstraction, service topology |
68	     | Adversary | thinks like an attacker, enjoys it | sees threats everywhere, no prioritization | connector, search API |
69	     | Minimalist | "what if we didn't build this?" | deletes something load-bearing | infra, scope control |
70	     | Enthusiast | bold, optimistic, wants the promising thing tried | discounts operational cost | counterweight to deadpan/cautious leads |
71	
72	   - *Variance rules* (team-lead enforces at the hiring gate, reading all rosters together): (1) no archetype more than **2× org-wide**, never twice within a team; (2) no two leads hire the same archetype for the same function (two "Detail Hawk reviewers" is duplication, not variance); (3) every team includes its lead's **temperament opposite** — Naomi (curious narrative analyst) → Spreadsheet; Marcus (rigorous citer) → Tinkerer; Renata (clarity-over-cleverness shipper) → Enthusiast; Theo (deadpan minimalist) → Enthusiast or Newcomer; Priya (schema-first PII guardian) → Storyteller; (4) org-wide at least **three** hires tagged playful+bold, because zero leads are; (5) each roster spans at least two temperament axes (serious↔playful, cautious↔bold).
73	
74	   - *Sizing* (Warren's call: the larger org) — 3–4 hires per track, 18 total, **hard cap 18**. With 13 archetypes at ≤2× org-wide there are 26 slots, so the cap fits without repeats inside any team. Suggested cast, leads may adjust within the rules: 01 (3) → Storyteller, Spreadsheet (opposite), Designated Skeptic; 02 (4) → Adversary, Principled Architect, Tinkerer (opposite), Designated Skeptic; 03 (4) → Detail Hawk (code reviewer), Veteran, Enthusiast (opposite), Systems Cartographer (Go layout / service topology); 04 (3) → Newcomer, Enthusiast (opposite), Minimalist (scope guard); 05 (4) → Systems Cartographer (multi-DB abstraction), Storyteller (opposite), Detail Hawk (DDL nullability — a different function from 03's, so allowed), Spreadsheet (retention windows). Archetypes used twice must have different functions. Leads may still wear a "hat" themselves in three-hats runs rather than hiring for it.
75	
76	   - *Persona-writing standard* — 90–150 words in `personality`, in this order: temperament (two adjectives and how they show up in a meeting); decision style; **what they specifically push back on**; plausible history (two prior roles, generic employers, no real names); technical background tied to the function; **their own blind spot stated plainly** so the lead can pair against it; how they behave in disagreement. One verbal habit allowed (a recurring question, an analogy style); no repeated catchphrases. Avoid: real people/companies, checkable credentials, stereotypes, sarcasm at a person's expense, profanity, emoji, appearance (that belongs in the image prompt). Two worked examples are included verbatim in `CASTING.md` — the Tinkerer ("a token cache is a coat check that burns the coats every fifteen minutes… pushes back on 'that's the standard approach' whenever nobody can say what the standard protects against; blind spot: novelty bias") and the Principled Architect ("will not accept a control without naming the attack it stops… blind spot: over-specification; changes position when shown evidence, and says so") — so the contrast Warren asked for is concrete.
77	
78	   - *Orchestration pattern catalog* (full protocols; cost in agent-turns = one hire invocation + reply):
79	     - **Adversarial pair** — Proposer drafts; Designated Skeptic writes numbered objections; Proposer revises; lead rules. 3 turns + lead. Artifact: decision with "objections considered". *Use:* search-API authz scoping (`profile:search` vs `profile:read:own`, object-level policy); the `Search()` query shape in `multi-db-strategy.md`.
80	     - **Red team / blue team** — Adversary writes an attack tree against one surface; Principled Architect answers each leaf with a control or an accepted risk; lead scores residual risk. 2–3 turns. Artifact: attack-tree table appended to `connector-security.md`. *Use:* the connector token lifecycle only (TTL, at-rest encryption, per-vendor keying, fail-closed). Waste on DAO CRUD or a Dockerfile.
81	     - **Three hats** — Tinkerer (optimist), Veteran (pessimist), Spreadsheet/Minimalist (pragmatist) each write ≤300 words in parallel; lead synthesizes. 3 turns + lead. *Use:* multi-DB abstraction (per-driver implementations vs dialect branches vs codegen); Go layout (one binary vs two).
82	     - **Rotating devil's advocate** — a standing "Objection" seat that moves per decision so nobody becomes "the negative one". 1 turn per decision. *Use:* Renata's implementation calls (error semantics, context propagation, test doubles). Cheapest pattern; run often.
83	     - **Structured written debate** — position → rebuttal → lead synthesis, both positions preserved. 3 turns. *Use:* Naomi's central framing (password baseline: deliberate simplification or contradiction at a passkey company?); Marcus's core claim in `ai-workflow-narrative.md`.
84	     - **Newcomer's question** — Newcomer reads a finished hand-off cold and lists what it could not act on without re-deriving; author fixes. 1–2 turns. *Use:* every 05→03 and 02→03 hand-off, the README, `PLANNING.md`. Directly tests the hand-off standard; highest-ROI pattern in the project.
85	     - *Never debate what the assignment text fixes* (endpoint paths, JSON bodies). Theo's track: one hire, one Newcomer's-question pass on 03's config surface and 02's secrets inventory, nothing else.
86	
87	   - *Registry table* — one row per hire, appended by the hiring lead after team-lead's "hiring go": `Slug | Name | Track | Function | Archetype | Temperament tags | Model | Patterns & role | Persona path | Agent def path | Portrait (queued/done)`.
88	
89	3. **`.claude/agents/`** (root, new directory) — one `<slug>.md` per hire. Frontmatter: `name`, `description` (function + track + archetype, so the Agent tool picker reads it), `model` (pinned per Marcus's tiers: haiku for research fan-out, sonnet for design/debate/implementation, opus only for the connector token-lifecycle seat), `tools` narrowed where sensible (debate/research hires: no Write/Edit — they return prose to the lead, who writes the artifact), and a `hooks` block with a once-only `PreToolUse` command (matcher `.*`) that runs `show_profile.py --clear` then `show_profile.py --profile <own persona> --root <track-dir>` on the first tool call. Body (plain markdown, no `@` imports — not documented for agent bodies): the persona paragraph copied from its profile, pointers to root and track `CLAUDE.md`, the pattern(s) and role it plays, and the hard rules (`cd <track-dir>` first; no code until Warren's go-ahead; hand-offs by file path; do not spawn subagents — depth cap). Team-lead writes `.claude/AGENT_TEMPLATE.md`; leads copy it per hire.
90	
91	3a. **`.claude/settings.json`** (project, new) — `modelSettings.haiku.effortLevel: "low"` so throwaway research fan-out runs cheap; everything else inherits Warren's `high`. Done via the `update-config` skill. This is the only effort lever the harness offers per model; it stands in for Marcus's low/medium/high tiers.
92	
93	4. **Root `CLAUDE.md` edits** (at a turn boundary, for cache stability): update *Status* (design docs complete, planning phase in progress, code wiped/paused); add a short *Org, hiring and orchestration* section pointing to `PLANNING.md`, `CASTING.md`, `02-ai-security-architecture/planning-approach.md`, and `.claude/agents/`; state the rules that hires never get CLAUDE.md markers and never spawn subagents. Keep the six existing persona markers as they are.
94	
95	5. **`scripts/portrait-queue.sh`** (root `scripts/`, new — the only script; it is ops tooling, not assignment code): a serialized background job that walks `CASTING.md` rows marked `Picture: queued`, generates one portrait at a time via `generate_image.py` with the shared workflow (the ComfyUI box is shared with other agents and takes 2–10 minutes per SDXL image under load — parallel submissions only slow everyone), writes to the pre-declared image path, and flips the row to `done`. Team-lead runs it with `nohup … &` after Phase 2 and never blocks on it.
96	
97	### Phase 1 — Every lead plans, in plan mode (parallel; one message from team-lead to each lead)
98	
99	Team-lead sends each lead one brief containing: pointer to `PLANNING.md`, `CASTING
… truncated (20 KB cap)

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  "description": "Check handoff-03-auth.md version status"
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3:Status: **v2** — updated after S8's independent review of `api-auth-design.md` and `connector-security.md` surfaced fixes that affect this hand-off; both already relayed to you by chat, folded into the durable file here per this project's hand-off standard. Receiver: Renata Cole, `../03-engineering-delivery/`. Written so 03 should be able to scaffold and build the middleware without re-deriving the reasoning in `api-auth-design.md`, `connector-security.md`, or the S3/S4/S8 decision records. Full reasoning, if wanted: `api-auth-design.md`, `decisions/search-authz-scoping.md`, `decisions/connector-token-lifecycle-redblue.md`.
handoff-03-auth.md
handoff-04-secrets.md

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5:## Token scheme
17:## Where it's validated
19:- **Middleware at the API edge**, in `internal/api/` per your published service boundary — every request to `cmd/api-service` passes through token validation before reaching a handler. `cmd/idp-connector` does not validate *this* token — but per `connector-security.md` §5 (added by S8 review), `idp-connector`'s own `/auth` and `/identity` handlers need the same JWT middleware pattern, with a **distinct audience** (`aud: idp-connector-service`, not `loginid-api-service`) and its own scope (`connector:identity-lookup`), restricted to internal callers (in this project's shape, `api-service` acting on a caller's behalf) — not the same token, not exposed to arbitrary external callers. Two audiences, one mechanism.
23:## Scope vocabulary (final, from S4 — `decisions/search-authz-scoping.md`)
35:## Pagination, rate limits, decomposition resistance (requirements — numbers are fixed, mechanism is yours)
42:## Audit-log field list (every search/retrieve call)
56:## What's not yours to decide (already decided upstream, don't re-derive)
65:## Open question back to you

{
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  "content": "# Backlog — Track 03: Engineering & Delivery\n\nLead: Renata Cole. Epic: \"Engineering & Delivery — Go implementation of DAO, REST API, and IDP connector\" (Jira key written back here by team-lead on transcription).\n\nSplit note on the DAO: the two-package abstraction (`postgres` serving Postgres+CockroachDB, `sqlite` separate — `05-data-ops/decisions/multi-db-abstraction.md`) plus the interface/composite layer plus the cross-backend conformance suite are four genuinely separate PR-sized units, not one story with three criteria — each backend package merges independently once the interface (S2) exists, and the conformance suite (S5) only makes sense once at least two backends exist to run it against. Splitting them keeps each story reviewable on its own and matches how the work will actually land as commits.\n\n---\n\n## S1. Scaffolding: Go module, entrypoints, shared bootstrap, config loading\n\n**Description:** Stand up the Go module and the two-binary skeleton the org already committed to in `PLANNING.md`'s Service boundaries section: `cmd/api-service`, `cmd/idp-connector`, both thin wrappers over a shared `internal/app` bootstrap package (route registration, config wiring) per `decisions/go-layout-debate.md`. `internal/config` loads the env-var surface named in `PLANNING.md` (`DB_DRIVER`, `DB_DSN`/`DB_DSN_FILE`, `HTTP_ADDR`, `AUTH_JWT_ISSUER`/`AUTH_JWT_AUDIENCE`, `IDP_ABC_*`). Stub handlers only — no DAO, no auth, no connector logic yet; this story's job is a buildable skeleton other stories attach to.\n\n**Acceptance criteria:**\n- [ ] The receiving track (04, reading this for containerization) can act on the resulting layout without re-deriving the reasoning in `PLANNING.md` or `decisions/go-layout-debate.md`.\n- [ ] Both `cmd/*/main.go` are thin wrappers over `internal/app`; no route-registration or config-loading logic duplicated between them — enforcement site: code review against `decisions/go-layout-debate.md`'s ruling.\n- [ ] `internal/config` loads every variable named in `PLANNING.md`'s Service boundaries section, with `DB_DSN_FILE` taking precedence over `DB_DSN` when both are set — enforcement site: a config-loading unit test asserting precedence.\n- [ ] Module builds and both binaries start (against stub handlers) with no real backend configured.\n\n**Depends on:** none.\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `no-code-yet`.\n\n---\n\n## S2. DAO interface, domain types, sentinels, factory\n\n**Description:** Implement the interface layer from `05-data-ops/multi-db-strategy.md`'s Go-shaped contract (§1–§4): the `Repository` composite (`Profiles()`, `Credentials()`, `Methods()`, `Close()`), the three sub-interfaces, the domain structs (`UserProfile`, `UserCredential`, `AuthMethod`, `ProfileQuery`), the seven sentinel errors, and the `dao.New(driver, dsn)` factory signature. No backend logic yet — this is the shape both backend packages implement against, plus the fakes S9's tests use per `decisions/test-double-strategy.md`.\n\n**Acceptance criteria:**\n- [ ] A hire or reviewer unfamiliar with 05's reasoning can implement a backend against this package without re-reading `multi-db-strategy.md` — the Go types here are the contract, not a paraphrase of it.\n- [ ] Every sentinel in 05's §4 is defined verbatim (name and wrapped message), including `ErrAlreadyExists`'s status as an internal-error signal with no caller-reachable path — enforcement site: `dao` package source, doc comment on `ErrAlreadyExists` stating that status explicitly (per Oren's finding #1, ruled by 05).\n- [ ] `CreateProfileWithCredential(ctx, p, c)` exists on the composite per 05's §3b resolution, with `c.UserID` ignored on input — enforcement site: method signature plus a unit test asserting the input `UserID` is overwritten.\n- [ ] Pointer fields follow \"absent, never empty\" — a non-nil, empty `*string` is rejected as `ErrInvalidArgument` at the boundary, not silently accepted — enforcement site: input-validation unit test per field.\n\n**Depends on:** S1; **05: DAO Go-shaped contract** (`multi-db-strategy.md`, stable, accepted).\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `no-code-yet`.\n\n---\n\n## S3. Postgres/CockroachDB DAO implementation\n\n**Description:** The `postgres` package implementing all three `Repository` sub-interfaces for both PostgreSQL and CockroachDB, per `multi-db-strategy.md`'s engine-aware retry-and-error seam requirement (§4). Includes the `crdb.ExecuteTx`-style retry wrapper on every write (CockroachDB stays at SERIALIZABLE per 05's ruling — READ COMMITTED was considered and rejected), SQLSTATE-plus-our-own-constraint-name error translation, and the transactional `CreateProfileWithCredential`.\n\n**Acceptance criteria:**\n- [ ] Implements against S2's interfaces with no re-derivation of 05's schema or error-translation reasoning.\n- [ ] Every write (`Create`, `Update`, `Upsert`, `Delete`, `CreateProfileWithCredential`) runs through the retry wrapper — enforcement site: the wrapper is the single call path every write method uses, verified by the conformance suite (S5) exercising a retryable condition against CockroachDB.\n- [ ] Driver errors translate to sentinels by structured code (SQLSTATE) plus our own named DDL constraints, never free-text matching — enforcement site: the translation table in `multi-db-strategy.md` §4, one `switch`/lookup per condition, no `strings.Contains` on an error message anywhere in this package.\n- [ ] `Upsert`'s `ON CONFLICT DO UPDATE SET` list explicitly excludes `created_at` — enforcement site: the SQL statement itself plus a unit test asserting `created_at` survives a re-hydration Upsert unchanged (per Oren's finding #3, ruled by 05).\n- [ ] Fuzzy name search uses the `LOWER(name) LIKE ?` form matching the GIN expression index, with explicit `%`/`_`/`\\` escaping — enforcement site: query construction plus a unit test with a `%`-containing search term.\n\n**Depends on:** S2.\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `no-code-yet`.\n\n---\n\n## S4. SQLite DAO implementation\n\n**Description:** The `sqlite` package implementing all three `Repository` sub-interfaces, per `multi-db-strategy.md`'s dialect-difference table: app-side UUID generation before insert, `LIKE`-based fuzzy search with explicit case folding to match Postgres row sets for ASCII input, extended-result-code error translation (`SQLITE_CONSTRAINT_*`) disambiguated by the same DDL constraint names as the Postgres package.\n\n**Acceptance criteria:**\n- [ ] Implements against S2's interfaces with no re-derivation of 05's schema or dialect reasoning.\n- [ ] `Create` generates the UUID in Go (SQLite has no server-side generation) before insert — enforcement site: the `Create` implementation, verified by the conformance suite asserting a populated `ID` comes back identically to the Postgres path.\n- [ ] Search folds case explicitly (`LOWER(col) LIKE LOWER(pattern)`) rather than relying on SQLite's default ASCII case-insensitivity, so behavior is asserted rather than incidental — enforcement site: the query construction plus the conformance suite's cross-backend result-set comparison.\n- [ ] `SQLITE_CONSTRAINT_UNIQUE`/`FOREIGNKEY`/`CHECK`/`PRIMARYKEY` map to the same sentinels as the Postgres package's SQLSTATE codes, disambiguated by the same constraint names — enforcement site: the translation table, verified by the conformance suite's sentinel-parity assertion.\n\n**Depends on:** S2.\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `no-code-yet`.\n\n---\n\n## S5. Conformance suite (05's requirement, cross-backend)\n\n**Description:** One suite, written once against the `Repository` interfaces, run against every backend implementation (postgres, cockroachdb, sqlite) — not per-package unit tests, per `multi-db-strategy.md` §7 and `decisions/multi-db-abstraction.md`. This is the enforcement site for every guarantee in 05's contract that can't be a DDL constraint: identical `Search` result sets/ordering across backends (closing the documented SQLite `LIKE` case-sensitivity correctness gap, not a performance one), sentinel parity via `errors.Is` for every condition in §4, the secret-state rules (§5/§6.11), `is_active` enforcement (§6.10), and empty-string rejection on every `*string` filter.\n\n**Acceptance criteria:**\n- [ ] The suite is written once against the interface and executed against all three backends from one test file/table, not duplicated per package.\n- [ ] Asserts identical `Search` result sets and ordering across backends for ASCII input — enforcement site: this suite is the enforcement site named in `multi-db-strategy.md` for this guarantee; there is no other.\n- [ ] Asserts `errors.Is` sentinel parity for every condition in the §4 translation table, across all three backends.\n- [ ] Asserts the `requires_secret`/`secret_state` relationship (§6.11) and `is_active` (§6.10) — the two conditions 05 named as unable to have a DDL enforcement site.\n- [ ] CI (04's pipeline) runs this suite against every backend including CockroachDB, not just Postgres+SQLite — flagged to 04 if their pipeline doesn't.\n\n**Depends on:** S3, S4.\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `no-code-yet`.\n\n---\n\n## S6. REST handlers: search/retrieve user_profile (Q2)\n\n**Description:** The client-facing handlers in `internal/api` implementing the assignment's Q2 (search and retrieve `user_profile`), built against S2's interfaces (fakes stand in for a real backend per `decisions/test-double-strategy.md`, so this doesn't wait on S3/S4). Implements the object-level `authorize(sub, scope, target)` call as an explicit in-handler step, not a second middleware, per the ruling in `handoff-03-auth.md` v2 (my own answer, confirmed by 02).\n\n**Acceptance criteria:**\n- [ ] Implements `handoff-03-auth.md` v2's scope vocabulary and pagination/rate-limit numbers without re-deriving 02's authz-scoping reasoning.\n- [ ] `authorize()` runs as an explicit call inside each handler after request parsing, before the DAO call — enforcement site: handler code structure, per the go-layout-debate.md-adjacent ruling recorded in this track's reply to 02.\n- [ ] Cursor-based pagination only, default page size 20, hard ceiling 50 — enforcement site: the pagination parameter parsing, rejecting any offset-based parameter.\n- [ ] Unmapped DAO errors never surface `err.Error()` to the client; only the mapped sentinels' safe messages do — enforcement site: the boundary translation function from `decisions/error-semantics.md`.\n- [ ] `profile:read:any` requests carry a `reason_code` from the closed enum on every call, logged with the audit record.\n\n**Depends on:** S2; **02: Auth scheme and authorization hand-off** (`handoff-03-auth.md` v2, accepted).\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `security-graded`, `no-code-yet`.\n\n---\n\n## S7. Auth middleware (JWT validation)\n\n**Description:** The middleware at the `cmd/api-service` edge validating the client-credentials JWT scheme from `handoff-03-auth.md` v2 — public-key-only verification, `sub`/`scope`/`exp`/`iat`/`aud` claim checks, `kid`-based key rotation, no denylist (TTL-only revocation, a deliberate trade-off not to be re-litigated).\n\n**Acceptance criteria:**\n- [ ] Implements 02's token scheme without re-deriving the no-refresh/no-denylist reasoning in `api-auth-design.md`.\n- [ ] Rejects any token whose `aud` doesn't match this service's audience — enforcement site: the claim-validation step, with a unit test using a mismatched-audience token.\n- [ ] Verifies with the public key only; the private signing key never touches this binary's code path — enforcement site: dependency/import check (no signing-key material referenced in `internal/api`).\n- [ ] Per-client-credential rate limits (60 req/min read, 10 req/min search) and the cumulative distinct-record-touch counter (rolling 24h) are enforced and alert on sustained near-limit usage, not just throttle — enforcement site: the rate-limit middleware plus its own test.\n- [ ] The deadline budget for a request (context propagation into the DAO layer) is sized to cover realistic p99 DAO latency, per `decisions/context-propagation.md`'s ruling — stated as a concrete number in this story's implementation, not left as \"some deadline.\"\n\n**Depends on:** S1; **02: Auth scheme and authorization hand-off** (`handoff-03-auth.md` v2, accepted).\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `security-graded`, `no-code-yet`.\n\n---\n\n## S8. Connector: /auth + /identity (Q3)\n\n**Description:** `cmd/idp-connector`'s outbound client and inbound handlers for the assignment's fixed `/auth` and `/identity` contracts, per `connector-security.md`'s no-cache-by-default token lifecycle (fetch per `/identity` call, discard on return; fresh isolated `Authorization` header per outbound request, never inherited from pooling/keep-alive; fetch → use-once → zeroize, retries re-fetch via `/auth`). Includes the connector's own inbound self-auth (distinct audience `idp-connector-service`, scope `connector:identity-lookup`, restricted to `api-service` as caller) per `handoff-03-auth.md` v2 §\"Where it's validated\" (Ingrid's S8 catch), and the `context.WithTimeout` + bounded pool + backoff requirement from `decisions/go-layout-debate.md`.\n\n**Acceptance criteria:**\n- [ ] Implements 02's token-lifecycle spec (`connector-security.md`, `decisions/connector-token-lifecycle-redblue.md`) without re-litigating the no-cache-by-default posture.\n- [ ] No vendor token is persisted or cached across requests by default; if a future exception is ever justified it requires re-review, not a silent default change — enforcement site: no storage/cache call in the token-fetch path.\n- [ ] Every outbound vendor call sets `context.WithTimeout`; the outbound HTTP client uses a bounded connection pool; token-refresh retries back off rather than tight-looping — enforcement site: the HTTP client construction plus a test asserting a timeout fires.\n- [ ] The connector's own `/auth`/`/identity` handlers validate an inbound JWT with `aud: idp-connector-service` and `scope: connector:identity-lookup`, distinct from `api-service`'s audience — enforcement site: this handler's own middleware instance, with a test asserting a `loginid-api-service`-audience token is rejected here.\n- [ ] Never logs, in any environment or error path: the end-user's vendor password, any vendor `access_token` or full `Authorization` header value, or raw vendor error response bodies (per `handoff-04-secrets.md`'s never-log list) — enforcement site: log-call review against that list.\n\n**Depends on:** S1; **02: Connector security spec** (`connector-security.md`, accepted); **02: Auth scheme and authorization hand-off** (`handoff-03-auth.md` v2, accepted, for the connector's own self-auth).\n**Model/effort:** opus, high — the only implementation seat at this tier, per `planning-approach.md`'s connector-token-lifecycle exception.\n**Type:** Story.\n**Labels:** `track-03`, `security-graded`, `no-code-yet`.\n\n---\n\n## S9. Handler and connector unit tests\n\n**Description:** Table-driven unit tests for the handler layer (S6/S7, mocked DAO via S2's hand-written fakes) and the connector (S8, mocked HTTP), per `decisions/test-double-strategy.md`. The DAO's own cross-backend correctness is S5's job, not this story's — this covers request/response shape, auth rejection paths, and error-translation-to-HTTP-status mapping.\n\n**Acceptance criteria:**\n- [ ] Test doubles are hand-written interface fakes, not a generated-mock library — per the ruling in `decisions/test-double-strategy.md`.\n- [ ] Any change to `Repository` or its sub-interfaces updates the corresponding fake in the same PR — enforcement site: review checklist item, stated in this story's PR template/description.\n- [ ] Handler tests cover every sentinel-to-HTTP-status mapping from `decisions/error-semantics.md`'s boundary translation function, including the unmapped-error-defaults-to-500-with-no-detail case.\n- [ ] Connector tests cover the no-cache token-lifecycle assertions (a second `/identity` call re-fetches via `/auth`, never reuses a prior token) with mocked HTTP.\n\n**Depends on:** S6, S7, S8.\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `no-code-yet`.\n\n---\n\n## S10. README: implemented vs. stubbed, AI workflow, test strategy\n\n**Description:** The track's README stating what's implemented vs. stubbed/mocked and why, the AI tool/workflow used to produce this track's code (Claude Code, this org's hiring and orchestration-pattern structure — `PLAN.md`, `decisions/`), and a test-strategy section citing `decisions/test-double-strategy.md`'s same-PR fake-update rule explicitly, per the standing note from team-lead.\n\n**Acceptance criteria:**\n- [ ] A cold reader can tell what runs vs. what's a stub without asking — the same bar as every hand-off in this project.\n- [ ] Test-strategy section states unit-heavy, integration deliberately stubbed (the assignment doesn't require full end-to-end), and names the same-PR fake-update rule from `decisions/test-double-strategy.md` explicitly.\n- [ ] AI tooling note names the model/effort tiers actually used per story (from this backlog) and the orchestration patterns run (`decisions/go-layout-debate.md`, `decisions/error-semantics.md`, `decisions/context-propagation.md`, `decisions/test-double-strategy.md`), not just that \"Claude Code was used.\"\n\n**Depends on:** S1–S9.\n**Model/effort:** sonnet, high.\n**Type:** Story.\n**Labels:** `track-03`, `no-code-yet`.\n"
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13	| 03 Engineering & Delivery | Renata Cole | hires spawned 4/4 — 05's DAO contract accepted, S2 design-ready | Warren's implementation go-ahead | — | `03-engineering-delivery/PLAN.md`; `handoff-03-auth.md` accepted; `decisions/error-semantics.md` + `decisions/context-propagation.md` reconciled against 05's contract; Oren's 4 findings (ErrAlreadyExists reachability, Limit==0 zero-value trap, Upsert/created_at, registration atomicity) all ruled by 05, contract updated with `CreateProfileWithCredential` composite method | 4 / 4 / 4 | 2026-09-12 |

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  "message": "backlog.md done: 10 stories in dependency order. Split the DAO into four (interface/factory, postgres+cockroachdb package, sqlite package, conformance suite) rather than one story with three criteria — each backend package is a separate PR-sized unit that merges independently once the interface exists, and the conformance suite only makes sense once ≥2 backends exist to run it against; keeping them separate also lets S3/S4 proceed in parallel once S2 lands. Handlers (S6) depend only on S2, not the real backend packages, since they build against 05's fakes per test-double-strategy.md — so REST work can start before both DAO backends are done. Connector (S8) is the opus seat, carries the no-cache token lifecycle plus the connector self-auth fix from handoff-03-auth.md v2. Every acceptance criterion names an enforcement site; depends-on entries reference 05's DAO contract and 02's handoff-03-auth.md v2 / connector-security.md by title. Ready for transcription whenever you get to 03 in the order.",
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3:Run 2026-09-12 as a fresh Fable session with no accumulated context, against the 12-seam checklist in `PLAN.md` ("Consistency-pass checklist") plus the four items handed over by the 05 lead. Only finished deliverables were read; no existing file was modified. Line numbers are from the files as they stood at the start of the pass (the working tree changed underneath the pass — see Mechanical checks). Owning leads: 01 Naomi Voss, 02 Marcus Ilori, 03 Renata Cole, 04 Theo Bergman, 05 Priya Nandakumar; root files Dana Whitfield.
31:**F7 (gap — 03).** `handoff-03-auth.md:27,50` requires that a scope failure and an `authorize()` policy denial be "distinct signals for detection". `03/decisions/error-semantics.md` maps DAO sentinels and context errors to HTTP (`:21-23`) but says nothing about what an authn or authz failure returns — the checklist's explicit question for this seam. Owner: Renata. Fix: one line in `error-semantics.md`: missing/invalid token → 401; scope failure and policy denial → 403 with an identical client body, distinguished only in the audit log.
37:**F10 (minor gap — empty query, page size).** 01 requires rejecting a query with no search field (`personas-use-cases.md:52`); 05 says an all-nil query "is legal and returns every profile" and defers the policy to 02 (`multi-db-strategy.md:200`); 02 rejects only a query "that would exceed [the result cap] unconstrained" (`handoff-03-auth.md:29`), a count-based rule, not a shape-based one. Compatible only if 03's handler rejects an empty search body, which no document says. Separately, the API default/ceiling is 20/50 (`handoff-03-auth.md:37`) and the DAO's is 50/100 (`multi-db-strategy.md:190`); no document names the clamp. Owner: Marcus for the first (one bullet in `handoff-03-auth.md`: "a search body with no filter is rejected before the DAO"), Renata for the second (name the clamp in the S3 middleware spec).
49:**F15 (gap — the connector's own audience has no config, and its caller has no credential).** `connector-security.md:52` and `handoff-03-auth.md:19` require the connector to verify JWTs with `aud: idp-connector-service` and scope `connector:identity-lookup`. The config surface has one `AUTH_JWT_AUDIENCE` in a shared `internal/config` (`PLANNING.md:46`; `go-layout-debate.md:65`); nothing says the connector reads it with a different value or has its own variable. And `api-service` must obtain a `connector:identity-lookup` token to call the connector, which means `api-service` holds a client credential toward the issuer — a secret that is in none of rows 1–9 of the inventory. Owners: Marcus (inventory row) and Renata (config variable). Fix: add row 10 to `handoff-04-secrets.md` (api-service's client id/secret for the connector audience, file-mounted, `api-service` SA) and one variable to `PLANNING.md` Service boundaries.
55:**F17 (contradiction — stale references to a cache that no longer exists).** After the S3 ruling, these still describe a cached token: «REDACTED» row 7 says the red/blue is "(in progress)" and caching is the "current direction"; `:52` says the connector "may [cache], under the conditions in #6"; `secrets-delivery.md:16` "If cached, encrypted with #7's KEK"; `03/PLAN.md:23` consumes "token lifecycle: TTL, storage, refresh, never-persist-in-plaintext"; `03/decisions/context-propagation.md:23` names "any token-persistence write" as a detach point; the go-layout diagram lists "token lifecycle (TTL/refresh/no-plaintext-persist)" (`go-layout-debate.md:45-49`); and `04/observability.md:37` invents a retention class `vendor_token_cache`. None is load-bearing, but each tells a reader the opposite of the ruling. Owners: Marcus (`handoff-04-secrets.md:22,52`), Renata (`03/PLAN.md:23`, `context-propagation.md:23`), Theo (`observability.md:37`, `secrets-delivery.md:16`). Fix: one-line edits; the primary is `handoff-04-secrets.md` row 7 and "What 04 does not decide", which is the hand-off 04 built from. F3 (seam 1) is the substantive lifecycle contradiction and is not repeated here.
63:**F19 (contradiction — cancellation).** `multi-db-strategy.md:228`: "`Context` is first on every method and cancellation is honoured." `context-propagation.md:23`: "Credential writes … use `context.WithoutCancel` … for the actual commit" — inside the DAO, which would mean the DAO does not honour cancellation on those methods. Owner: Renata. Fix: state that any detach happens in the handler before the DAO call (a fresh bounded context passed in), so the contract's guarantee stands unmodified; drop "token-persistence write" (F17).
67:**F21 (gap — the deletion mechanism has no DAO method and no implementer).** `pii-governance.md:50-51` specifies a bulk sweep and a subject-deletion request sharing "the same code path", each writing a `deletion_log` row; `multi-db-strategy.md:392-406` defines the table. The Go contract has no `DeletionLogRepository`, no sweep or delete-expired method, and `Profiles().Delete(ctx, id)` writes no log row (`:168,:257`); `:228` forbids 03 from opening a transaction to combine the two. 03's stories S1–S6 (`03/PLAN.md:20-25`) contain no sweep job; `pii-governance.md:77` gives 04 "where … deletion jobs actually run", not the code. So the retention policy's mechanism cannot be implemented against the contract and no track owns writing it. Owner: Priya (contract), then Renata (a story). Fix, one document (`multi-db-strategy.md`): add to the composite a `DeleteExpired(ctx, class, olderThan)` returning rows examined, rows deleted and oldest-surviving age (the three metrics `pii-governance.md:62` demands) and a `DeleteProfile(ctx, id, reason, externalRef)` — both writing `deletion_log` in the same transaction.
71:**F23 (minor).** `PLANNING.md:47` says "the three sub-interfaces' method signatures finalize once 05's contract lands" and omits `CreateProfileWithCredential` and `Close()`; the contract has landed. Owner: Renata.
77:**F25 (gap — the conformance suite exists as a requirement but not as anyone's deliverable).** 05 makes the per-driver ruling "conditional on" a single suite "written once against the interface, executed against every backend" (`multi-db-strategy.md:436-442`; `decisions/multi-db-abstraction.md:21,32`). 03's test story is "Table-driven unit tests for DAO (mocked driver)" (`03/PLAN.md:24`) with hand-written fakes (`decisions/test-double-strategy.md:19`); `ci-pipeline.md:9` runs "unit tests against 03's `internal/dao` per-backend implementations". Only `error-semantics.md:36` acknowledges §7, and only for sentinel parity. The backends are wired in CI; the suite that would run on them is nobody's story. Owner: Renata. Fix, one document (`03/PLAN.md` S5): add the conformance suite against the `Repository` interface, run against all three drivers, as a named deliverable.
125:**F44 (contradiction — stale Status sections).** Root `CLAUDE.md:69`: "Phase 0 scaffolding done, Phase 1 (leads plan in plan mode and propose hires) next" — reality per `LOG.md:61` and `PLANNING.md:9-15` is Phase 3 complete. `03/CLAUDE.md:36`: "No implementation has started. This track's CLAUDE.md is scaffolding only" — 03 has four decision records, an accepted contract and filled service boundaries. `04/CLAUDE.md:37`: "No infra work has started. Do not begin until …" — 04 has five drafted deliverables. 01, 02 and 05 `CLAUDE.md` Status sections are current. Owners: Dana (root), Renata, Theo. Fix: turn-boundary edits of one paragraph each.
127:**F45 (contradiction — board vocabulary).** `PLAN.md:155` requires that at Phase 3 close "`PLANNING.md` rows all read 'plan approved'". Only 01 (`PLANNING.md:11`) and 05 (`:15`) do; 02 (`:12`), 03 (`:13`) and 04 (`:14`) carry free text outside the status vocabulary at `:5`. The Dana row (`:9`) says "02 on S8–S10" while the 02 row says all Stories but S11 are done. Owners: Marcus, Renata, Theo, Dana.
131:**F47 (contradiction — rename not propagated).** `LOG.md:41` records "Nolan Reyes — renamed from Callum Reyes to clear the first-name collision"; `03/PLAN.md:58,66` still name "Callum" as the three-hats pessimist and in the devil's-advocate rotation, while the same file's roster (`:38`) names Nolan. Callum Ferreira is a 04 hire. Owner: Renata. Also stale in `03/PLAN.md`: the package layout (`:97-105`) lacks `internal/app` adopted at `go-layout-debate.md:17`, and the config surface (`:107`) lacks `DB_DSN_FILE`; acceptable only if the file is labelled as the Phase 1 snapshot.
139:**F50 (gap — never-log item 3 has no site for the likeliest path).** `handoff-04-secrets.md:42` forbids PII field values in any log; `observability.md:25` covers items 1, 2, 5, 6, 7 with the explicit-field discipline and a lint on variable names (`password`, `token`, `secret`, `dsn`, `client_secret` — `:10`), none of which is a PII field name; item 3 is covered only by "the same discipline … applied to the connector specifically" (`:27`). Meanwhile `error-semantics.md:21` makes wrapped errors "for logs only", and `observability.md:11` sanitizes driver errors only "where the error type is known to carry sensitive detail (a DB driver error can echo the DSN …)". A Postgres CHECK violation on a `user_profile` write returns `DETAIL: Failing row contains (…)` with every column of the row — name, phone, address — and a unique violation on `lower(username)` returns `Key (…)=(value)`. That is the most probable PII-to-log path in the system and no document names an enforcement site for it. Owners: Marcus (list) and Renata (translation layer). Fix, one document first (`handoff-04-secrets.md` never-log list): item 10, "database driver error messages and `DETAIL` — log SQLSTATE/result code and constraint name only", enforced in the §4 translation function 03 already owns.
143:**F52 (gap — 02→03 guarantees named without sites).** `handoff-03-auth.md` names a site for token validation only ("middleware at the API edge, in `internal/api/`", `:19`). The cumulative distinct-record counter (`:39`, "mechanism … is your call"), per-scope rate limits (`:38`), the `authorize()` hook's placement (`:33`, still an open question at `:67`), and the search result cap (`:29`) have no named site and no named test. By the project's own rule these are hopes until 03's S3 spec names them. Owner: Marcus (add a "site" per requirement — middleware step plus handler test) or Renata (name them in the S3 middleware design). `PLANNING.md` Service boundaries passes: the composite's PII/credential separation names its site (`:47`) and the conformance test in `multi-db-strategy.md:423` backs it.
149:- **`JWKS`** (`handoff-04-secrets.md:18`; `handoff-03-auth.md:20`, "JWKS or a fetched public key"). Undefined. Consequential: "fetched from the issuer" implies the issuer exposes an HTTP endpoint and `api-service` calls it at startup and on rotation — a network path with no config variable, no NetworkPolicy rule, and no failure mode stated. Receivers: Theo, Renata.
150:- **`kid`** (`handoff-03-auth.md:21`; `handoff-04-secrets.md:17,44`). Undefined. Consequential: without key selection by `kid` the rotation overlap in the same sentences cannot work. Wesley flagged it (`newcomer-coldread-boundaries-secrets.md:18`); 02 declined to gloss because the terms are "already defined/sourced in `api-auth-design.md`/`threat-model.md`" (`:39`) — `kid` appears in neither. Receiver: Renata.
151:- **`caller_referral` mapping / "caller-role table"** (`handoff-03-auth.md:27-28`; `api-auth-design.md:39,53`). Never defined as a data structure, asserted to be 05's data, absent from 05 (F8). Receivers: Priya, Renata.
152:- **"cursor-based pagination"** (`handoff-03-auth.md:37`). What the cursor encodes is unstated; the DAO offers only offsets (F-pag). Receiver: Renata.
154:- **"a mode of `api-service`"** (`handoff-04-secrets.md:8`; `handoff-03-auth.md:20`). Mechanically undefined — the config surface permits no flags — and the source of F13. Receivers: Renata, Theo.
155:- **`E.164`** (`multi-db-strategy.md:45,117,187`). Absent from the contract's own vocabulary block (`:77-83`); consequential per F51. Receiver: Renata.
167:**Owners and smallest fixes.** Marcus: two lines added to the never-log list (driver error detail; `username`). Renata: the translation function sanitizes driver errors to code plus constraint name before wrapping (one sentence in `error-semantics.md`). Priya: one row for the audit log in `pii-governance.md`'s retention table, basis marked unknown. Theo: replace `observability.md:41`'s disclaimer with "log-sink retention = 05's audit-log window; enforcement site: sink retention policy".

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  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/error-semantics.md"
}

1	# Decision: Error semantics (wrap vs. sentinel)
2	
3	Pattern: rotating devil's advocate, decision 1 of 3 (seat: Oren Castellan). Proposer: Renata Cole.
4	
5	## Proposal
6	
7	Go 1.13+ error wrapping (`fmt.Errorf("...: %w", err)`) for propagating unexpected/lower-level errors up the call stack, plus a small set of exported sentinel errors (`dao.ErrNotFound`, `dao.ErrDuplicate`) for conditions callers are expected to branch on via `errors.Is`.
8	
9	## Objections — Oren Castellan (Detail Hawk)
10	
11	1. **Sentinel set must be closed and enumerated now**, not left open-ended — otherwise hires add ad hoc `ErrX` values across S2–S4 with no stable contract. Wants a fixed list plus a named owner and a propose-before-adding rule.
12	2. **Wrapped errors must never cross the HTTP boundary raw** — `err.Error()` on a wrapped DB error can leak driver text (DSN fragments, column/constraint names) to an API client. Wants an explicit translation function at the boundary; anything unmapped defaults to a generic 500 with no wrapped detail.
13	3. **`errors.Is` against a sentinel breaks silently if a backend returns a driver-native error instead** (e.g. `*pgconn.PgError` instead of `dao.ErrDuplicate`). Wants the `Repository` interface contract to state translation is *mandatory* per backend, verified by an S5 test case per backend.
14	4. **No stated rule for `context.DeadlineExceeded`/`context.Canceled`.** These aren't ordinary internal errors and shouldn't page as generic 500s. Wants them checked and mapped to a distinct response code before generic wrapping applies.
15	
16	## Ruling (Renata Cole)
17	
18	All four accepted; no decline.
19	
20	1. Sentinel set is closed and fixed now: `dao.ErrNotFound`, `dao.ErrDuplicate`, `dao.ErrInvalidInput`. Defined once in `internal/dao`. Rule: no hire adds a sentinel unilaterally — propose it to me with the one-line reason, I add it. This applies for the rest of the design/implementation phase.
21	2. `internal/api` never serializes `err.Error()` on an unmapped error. A translation function (`internal/api` boundary layer) maps the three sentinels to their HTTP status/safe message; anything else defaults to a generic 500 with no wrapped detail surfaced to the client. Wrapped errors are for logs only.
22	3. The `Repository` interface contract states translation of known driver-native errors to the shared sentinels is **mandatory**, not optional, per backend implementation. S5's test strategy gets an explicit line item: one test per backend proving the translation happens (e.g., a unique-constraint violation surfaces as `dao.ErrDuplicate`, not a raw driver type).
23	4. `context.DeadlineExceeded` and `context.Canceled` are checked explicitly and mapped to a distinct response (504 for deadline exceeded; treat client-cancel as a non-alerting outcome, not logged as a 500) before generic wrapping/translation applies.
24	
25	## Status
26	
27	Ruled. Carries into S2 (DAO sentinel definitions + per-backend translation) and S3 (handler-layer translation function, context-error handling).
28	
29	## Superseded in part — 05's contract lands (2026-09-12)
30	
31	05's `multi-db-strategy.md` §4 is the authoritative sentinel set and translation mechanism for the DAO layer; it supersedes the specific names and the translation rule this decision guessed at before the contract existed. What stands vs. what's replaced:
32	
33	- **Replaced:** the invented sentinel set (`ErrNotFound`/`ErrDuplicate`/`ErrInvalidInput`) is superseded by 05's actual seven: `ErrNotFound`, `ErrAlreadyExists`, `ErrDuplicateUsername`, `ErrInvalidMethod`, `ErrInvalidQuery`, `ErrInvalidArgument`, `ErrInvalidCredential`. These are 05's to own and extend (own-and-propose-before-adding now routes through them, not me, for anything DAO-internal) — my closed-set/no-ad-hoc-additions principle still applies, just to their list.
34	- **Replaced:** "match SQLSTATE only" is superseded by 05's corrected rule — match structured error codes (SQLSTATE on Postgres/CockroachDB, extended result codes on SQLite) plus constraint names we define ourselves in DDL, never free-text messages. This is a more complete version of objection 2's concern (leaking driver text), not a contradiction of it.
35	- **Stands unchanged:** the HTTP-boundary rule (objection 2 — `internal/api` never serializes `err.Error()` on an unmapped error; wrapped errors are for logs only) — this is 03's layer, not 05's, and 05's contract doesn't touch it. The context-cancellation rule (objection 4) also stands unchanged, same reason.
36	- **Stands, now backed by a real mechanism instead of a guess:** objection 3's demand for mandatory per-backend translation — 05's contract §4 gives the actual mapping table (condition → PG/CRDB code → SQLite code → sentinel), and §7's conformance suite makes "sentinel parity for every error condition in §4" a stated, required test — stronger than what this decision asked for.
37	
38	---
39	Model: sonnet (Oren Castellan, objection seat; Renata Cole, lead, proposer + ruling). Turns consumed: 1 hire turn + lead synthesis.
40	

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  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/context-propagation.md"
}

1	# Decision: Context propagation into the DAO layer
2	
3	Pattern: rotating devil's advocate, decision 2 of 3 (seat: Nolan Reyes). Proposer: Renata Cole.
4	
5	## Proposal
6	
7	Every `Repository` method (and its three sub-interfaces — `Profiles`/`Credentials`/`Methods`) takes `context.Context` as its first argument, propagated unbroken from the HTTP request through the handler into every DB call, so request cancellation/timeout actually cancels in-flight queries.
8	
9	## Objections — Nolan Reyes (Veteran)
10	
11	Agreed with the direction but pushed on three failure modes from production experience:
12	
13	1. **Cancellation racing a multi-statement write.** A cancelled `SELECT` aborts cleanly; a cancelled multi-statement write (e.g., profile + credential saved together) risks a half-written row unless cancellation is scoped to a transaction, not a statement. Cited a migration job killed mid-batch by a deploy SIGTERM, leaving orphaned rows because cancellation was handled per-statement.
14	2. **Deadline budget, not a boolean.** Unbroken propagation means an inherited, already-partially-consumed deadline reaches the DAO call. If upstream work (e.g., a connector call) already burned most of the HTTP handler's timeout, the DAO gets a shrinking remainder and starts timing out under *normal* latency, not just failure — the good case starts looking like the bad case.
15	3. **Sub-interfaces are not uniformly cancel-safe.** Credential writes during auth are exactly the path that caused a real incident: a retry re-issued a credential write against an already-expired derived context and silently no-op'd instead of erroring. Wants explicit naming of which write paths deliberately detach from the inbound context (via `context.WithoutCancel` or a fresh background context) for durability, distinct from read paths that don't need it.
16	
17	## Ruling (Renata Cole)
18	
19	All three accepted; no decline.
20	
21	1. Any `Repository` method that writes to more than one table (e.g., a profile+credential save) runs inside a single `Tx`. Context cancellation during that transaction triggers `Tx.Rollback`, never a partial commit — this is a stated requirement on the `Repository` implementation contract, not left to each backend's discretion.
22	2. Deadline propagation is a budget-allocation decision, stated explicitly in S3's middleware design: the HTTP-boundary timeout must be sized to cover realistic p99 DAO latency *plus* any upstream work (e.g., no DAO call should ever be handed a near-zero remaining deadline as a matter of routine operation). This gets a concrete number attached when S3's middleware design is written, not left as "some deadline."
23	3. Credential writes and any token-persistence write are named explicitly as the paths that use `context.WithoutCancel` (or an equivalent fresh background context with its own bounded timeout) for the actual commit — distinct from profile reads and other cancel-safe paths, which propagate the inbound context unmodified. This distinction is documented at the point each such method is implemented, not left implicit.
24	
25	## Status
26	
27	Ruled. Carries into S2 (Repository implementation contract: transaction scoping, detach points) and S3 (middleware deadline budget).
28	
29	## Resolved against 05's contract (2026-09-12)
30	
31	Oren's first-pass review of 05's DAO contract flagged a real tension: this ruling's item 1 requires any multi-table write to run in a single `Tx`, but the contract as first landed had no method spanning both `user_profile` and `user_credential`, and explicitly barred 03 from composing a cross-call transaction — leaving registration's profile+credential creation with no atomic path at all. 05 resolved it by adding `CreateProfileWithCredential(ctx, p, c)` on the `Repository` composite (05's §3b) — the one cross-table operation in the contract, DAO-generated IDs for both rows, single transaction, `c.UserID` ignored on input and set from the just-created profile. This ruling's item 1 now has exactly one caller-visible method satisfying it, rather than being a requirement with no concrete instance.
32	
33	---
34	Model: sonnet (Nolan Reyes, objection seat; Renata Cole, lead, proposer + ruling). Turns consumed: 1 hire turn + lead synthesis.
35	

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/CLAUDE.md"
}

1	# Track: Engineering & Delivery
2	
3	Refer back to `../CLAUDE.md` for the full assignment text and how this track fits with the other four.
4	
5	## Mission
6	
7	Write the actual code that answers all three assignment questions, in Go, implementing the designs the other tracks produce rather than re-deciding them here. Code does not need to be complete or working end-to-end — LoginID cares about the design and reasoning — but it should be structured and readable enough to demonstrate real engineering judgment.
8	
9	## Owns
10	
11	- Question 1: the DAO layer for `user_profile` (name, address, phone) and `user_credential` (username, method, password), written to support multiple backing databases (PostgreSQL/CockroachDB, SQLite, etc.) behind a common interface, per the strategy in `../05-data-ops/CLAUDE.md`.
12	- Question 2: the RESTful API service to search/retrieve `user_profile` data, wired to the authentication mechanism designed in `../02-ai-security-architecture/CLAUDE.md`.
13	- Question 3: the third-party IDP connector service implementing `/auth` and `/identity` against the contracts specified in the assignment, following the connector security design in `../02-ai-security-architecture/CLAUDE.md`.
14	- Project structure, module layout, and inline documentation of design decisions and trade-offs made during implementation.
15	- Test strategy (unit/integration scope, what's stubbed vs. real) — tests don't need full coverage, but the approach should be stated.
16	
17	## Does not own
18	
19	- Deciding the API auth mechanism or threat model — that's `../02-ai-security-architecture/CLAUDE.md`; implement what it specifies.
20	- Deciding the multi-database abstraction strategy or schema — that's `../05-data-ops/CLAUDE.md`; implement what it specifies.
21	- Deployment, containerization, CI/CD — that's `../04-infra-devops/CLAUDE.md`.
22	- Product/industry rationale for why the API is shaped this way — that's `../01-product-industry-research-design/CLAUDE.md`; reference it, don't re-derive it.
23	
24	## Deliverables
25	
26	- Go source implementing questions 1, 2, and 3.
27	- A short README in this directory explaining what's implemented, what's stubbed/mocked, and why, plus which AI tool/workflow was used to produce the code and how.
28	- Any test files demonstrating the stated test strategy.
29	
30	## AI tooling note
31	
32	Record which AI tool/workflow generated this track's code (this project is being built with Claude Code) and how much was AI-authored vs. human-reviewed/edited.
33	
34	## Status
35	
36	No implementation has started. This track's CLAUDE.md is scaffolding only — do not begin writing code until the product, security, infra, and data-ops tracks have their designs in place to implement against.
37	
38	<!-- profile-gen:start slug=renata-cole -->
39	@profiles/renata-cole/renata-cole.md
40	<!-- profile-gen:end slug=renata-cole -->
41	

{
  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/PLAN.md"
}

1	# Track 03 (Engineering & Delivery) — Phase 1 Plan
2	
3	## Context
4	
5	Team-lead has asked every track lead to plan in plan mode before any hiring or code. This
6	track (Renata Cole) owns the actual Go implementation of all three assignment questions —
7	the DAO, the REST API, and the IDP connector — so its plan needs to name concrete,
8	Jira-shaped deliverables, propose a 4-hire roster with real personality variance (per
9	`CASTING.md`), decide which decisions in this track deserve a debate pattern versus which are
10	waste, state the dependency order this track already committed to in
11	`../02-ai-security-architecture/planning-approach.md`, and produce the "Service boundaries"
12	section of root `PLANNING.md` that 04 (Theo) is blocked on reading. Nothing here is new
13	strategy — it operationalizes what's already agreed in `planning-approach.md` and the root
14	`CLAUDE.md`'s org section. No code is written in this phase.
15	
16	## 1. Deliverables & tasks (one Jira Story each; Epic = this track)
17	
18	| Story | What | Hand-off consumed | Hand-off produced | Acceptance standard |
19	|---|---|---|---|---|
20	| S1. Scaffolding | Go module layout, `cmd/` entrypoints, route wiring, stub handlers, config loading | none (assignment text only) | `PLANNING.md` Service boundaries (this plan, §4 below) | Buildable skeleton; 04 can read the boundaries doc without asking a follow-up question |
21	| S2. DAO per backend | `internal/dao` `Repository` interface + Postgres/CockroachDB/SQLite implementations for `user_profile`, `user_credential` | 05's Go-shaped contract in `../05-data-ops/multi-db-strategy.md` (interface signatures, field types/nullability, credential-method-as-lookup-table note) | none outbound | 03 implements directly from the contract with no re-derivation of schema or interface decisions; if the contract is prose instead of Go signatures, this story is blocked and kicked back to 05 |
22	| S3. REST handlers + auth middleware | Search/retrieve `user_profile` endpoints (Q2) + middleware enforcing 02's scheme | 02's receiver-shaped auth hand-off (token scheme, validation point — the deferred follow-up to `api-auth-design.md` noted in 02's own `CLAUDE.md` Status) | none outbound | Middleware implements the scheme as specified; no alternatives re-litigated in code |
23	| S4. Connector `/auth` + `/identity` | Go client + handlers per the assignment's fixed JSON contracts | 02's `connector-security.md` (token lifecycle: TTL, storage, refresh, never-persist-in-plaintext) | none outbound | Token-lifecycle logic matches 02's spec exactly; endpoint paths/bodies are the assignment's, not re-designed |
24	| S5. Tests | Table-driven unit tests for DAO (mocked driver), handlers (mocked DAO), connector (mocked HTTP) | S1–S4 outputs | none | Stated strategy: unit-heavy, integration deliberately stubbed (assignment doesn't require full end-to-end); documented, not silently absent |
25	| S6. README | What's implemented vs. stubbed/mocked and why; AI tool/workflow used (this plan's own hiring + patterns); test-strategy section must state the hand-written-fake rule from `decisions/test-double-strategy.md` (same-PR fake update on interface change) since that's where LoginID reads the test approach | all of the above | the track's README | A cold reader can tell what runs vs. what's a stub without asking |
26	
27	## 2. Hire roster — 4 hires (suggested cast from `CASTING.md`, adopted as-is)
28	
29	All four: **model sonnet** (planning/design/implementation tier per `planning-approach.md`;
30	opus is reserved for the connector token-lifecycle *implementation* seat in a later phase, not
31	planning — none of these four need it now). No hire spawns subagents; no CLAUDE.md marker;
32	profile-gen text-first, after "hiring go".
33	
34	**Oren Castellan — Detail Hawk, code reviewer.** *Function:* second-pass review on DAO/handler/connector Go for error semantics, nullability, off-by-one — the review-seat Renata asked for on her own output, plus the independent pass 02 called for on security-graded surfaces. *Tags:* serious, cautious. *Pattern/role:* rotating devil's advocate seat (implementation calls); second-pass reviewer on S3/S4.
35	
36	*Persona:* Meticulous and understated; in review he goes quiet, then produces a numbered list nobody else caught. Decides by tracing every input to its type and zero value before trusting a code path. Pushes back on "the happy path handles it" and on errors swallowed with `_`. Eight years reviewing Go services at a logistics company, two more doing contract review for a fintech's PCI-scoped repos. Deep in `go vet`/`staticcheck`, table-driven tests, and nil-vs-empty-slice distinctions. Blind spot: he can spend an hour on a rare nullability edge case while missing that the function solves the wrong problem — pair him with someone who checks the solution's shape first. In disagreement he stays procedural, names the specific line and failure, and drops it once satisfied. (129 words)
37	
38	**Nolan Reyes — Veteran, ops/migrations/token-lifecycle sanity.** *Function:* pattern-matches implementation and layout decisions against real production failure modes; pessimist hat in the Go-layout three-hats run. *Tags:* serious, cautious. *Pattern/role:* three-hats pessimist (Go layout); rotating devil's advocate participant.
39	
40	*Persona:* Dry and unhurried; opens reviews with what broke last time he saw this pattern in production. Decides from incident history more than documentation. Pushes back on any "this will just work" claim about retries, timeouts, or token refresh under load. Eleven years in platform ops — six at a regional bank's card-issuing platform, five running SRE for a logistics SaaS — paged once for an expired-token cascade and once for a migration that locked a table for forty minutes; never forgot either. Deep in Go's `context` package, connection pooling, and graceful shutdown. Blind spot: he over-indexes on failures he personally lived through and under-weights new ones. Argues by scenario, not principle, and concedes fast when shown a failure mode he hasn't seen. (134 words)
41	
42	**Marisol Ferran — Enthusiast, Renata's temperament opposite (required).** *Function:* pushes for trying the promising-but-unproven tool (codegen, generics) rather than the safe default; optimist hat in three-hats. *Tags:* playful, bold. *Pattern/role:* three-hats optimist (Go layout); counterweight voice on S2's driver-abstraction choice.
43	
44	*Persona:* Bright and quick to say "let's just try it" before the room finishes weighing options; energized by tools that remove boilerplate. Decides by prototyping fast and showing the result rather than arguing it abstractly. Pushes back on "we've always done it this way" and on process that delays the first line of code by a week. Four years building internal tools at a logistics startup, two more at a small dev-tools shop evaluating codegen and ORM options for clients. Comfortable with `sqlc`, Go generics, and OpenAPI-driven scaffolding. Blind spot: she underweights the years-long operational cost of a clever tool and can talk a team into a dependency nobody wants to own. In disagreement she stays upbeat, offers to build the smaller version on the spot, and yields once the maintenance cost is spelled out. (141 words)
45	
46	**Ines Dabrowski — Systems Cartographer, Go layout / service topology.** *Function:* owns the diagramming behind the Service boundaries decision below; draws the package/dependency map before anyone commits to prose. *Tags:* serious, bold. *Pattern/role:* drafts the Service boundaries doc (§4); non-hat contributor to three-hats as tie-break if optimist/pessimist stall.
47	
48	*Persona:* Calm and visual; sketches a box-and-arrow diagram before committing an opinion to words. Decides by mapping every boundary and dependency first, then asking what crosses it and why. Pushes back on two services sharing a package for convenience rather than a real shared concern. Seven years as a platform engineer at a multi-tenant SaaS company, three designing service boundaries for a payments integration team. Strong on Go module layout, dependency direction, and where an interface should live versus where it's implemented. Blind spot: she can over-abstract a boundary that would have been fine as one package at this project's size, mistaking cleanliness for necessity. In disagreement she draws the alternative rather than argues it, and updates the diagram in front of the room when persuaded. (135 words)
49	
50	Roster spans both required axes (serious/playful via Marisol; cautious/bold via Ines and
51	Marisol), includes Renata's required opposite (Marisol), and duplicates no archetype from
52	another track's *function* (Detail Hawk here is a code reviewer; 05's Detail Hawk is a DDL
53	reviewer, a different function — allowed per variance rule 2).
54	
55	## 3. Debate plan
56	
57	- **Three hats — Go layout (one binary vs. two).** Marisol (optimist: ship one binary, less
58	  ceremony) / Callum (pessimist: two binaries, because a shared-everything binary is how a
59	  card-issuing platform he worked on ended up with the connector's outbound vendor calls
60	  taking down the client-facing API during an incident) / **Renata takes the pragmatist hat
61	  herself** rather than hiring a fifth (catalog explicitly allows this) — she's the
62	  Minimalist-leaning lead per `CASTING.md` §7. Ines drafts the resulting diagram either way.
63	  Decision recorded in `decisions/go-layout-debate.md`.
64	- **Rotating devil's advocate — implementation calls.** Error semantics (wrap vs. sentinel
65	  errors), context propagation into the DAO layer, test-double strategy (interface fakes vs.
66	  generated mocks). Seat rotates Oren → Callum → Marisol → Ines per decision so no one hire
67	  becomes "the objector." Cheapest pattern; run on every non-trivial implementation call in
68	  S2–S4.
69	- **Newcomer's-question pass on hand-offs — run by Renata herself, not a hired Newcomer.**
70	  This track wasn't allocated a Newcomer seat (04 has one; hiring a second here would exceed
71	  the intent of a 4-hire cap for marginal gain). Renata reads 05's `multi-db-strategy.md` and
72	  02's receiver-shaped hand-offs cold, the moment they land, and lists anything she can't act
73	  on without re-deriving the sender's reasoning — same test the pattern exists to run, just
74	  performed by the actual receiver instead of a proxy.
75	- **Explicit waste:** the `/auth` and `/identity` endpoint paths and JSON bodies are fixed by
76	  the assignment text — never debated. Red team/blue team is 02's pattern for the token
77	  lifecycle's security properties, not this track's to re-run; 03 only debates *how* it
78	  implements what 02 specifies (error handling, retries), never *whether* the scheme is right.
79	
80	## 4. Dependencies (and the Service boundaries output for 04)
81	
82	**Split start**, consistent with `planning-approach.md` §2: S1 (scaffolding) starts as soon as
83	hiring completes — no upstream blocker. S2 (DAO) is blocked on 05's Go-shaped contract landing
84	*stable* (not polished — unlikely to be rewritten). S3's middleware is blocked on 02's
85	receiver-shaped auth hand-off; S3's route wiring and non-auth handler logic can start earlier.
86	S4 is blocked on 02's `connector-security.md` token-lifecycle spec, which already exists in
87	prose form — implementable now, refined if 02's deferred receiver-shaped version changes
88	anything.
89	
90	**Service boundaries (written into root `PLANNING.md` alongside this plan):**
91	
92	- **Two binaries**, not one: `cmd/api-service` (Q1 DAO + Q2 REST API, client-facing, bearer-
93	  token auth) and `cmd/idp-connector` (Q3, outbound-only to vendors). Reasoning: different
94	  threat models and auth surfaces per 02's track, independent scaling/deploy needs, and it
95	  mirrors the assignment's own Q2/Q3 split rather than inventing a new boundary.
96	- **Package layout:**
97	  ```
98	  cmd/api-service/main.go
99	  cmd/idp-connector/main.go
100	  internal/dao/        # Repository interface + postgres/cockroachdb/sqlite implementations
101	  internal/model/      # shared structs: UserProfile, UserCredential
102	  internal/api/         # REST handlers, router, auth middleware
103	  internal/connector/   # /auth, /identity client + handlers
104	  internal/config/      # env-var config loading, shared by both binaries
105	  ```
106	- **Config surface:** environment variables only (12-factor, container-friendly for 04) —
107	  `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `HTTP_ADDR`, `AUTH_JWT_ISSUER` /
108	  `AUTH_JWT_AUDIENCE` (names pending 02's final scheme), `IDP_ABC_BASE_URL`,
109	  `IDP_ABC_CLIENT_ID` / `IDP_ABC_CLIENT_SECRET`. No flags, no config files.
110	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)`
111	  chosen at startup from `DB_DRIVER`; every backend satisfies one `Repository` interface
112	  (exact method signatures finalized once 05's contract lands — the factory *shape* is stable
113	  now, its return type's method set is not).
114	- **What 04 may treat as stable:** the two-binary split, the `cmd/` entrypoint names, the
115	  env-var config approach and the variable names above, and the `dao.New(driver, dsn)` factory
116	  signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice,
117	  and handler-package internals — those can still shift as 05's and 02's hand-offs land.
118	
119	## Verification
120	
121	- `PLAN.md` for this track matches this file verbatim once copied.
122	- `PLANNING.md` row 03 updated to "plan drafted — awaiting hiring go"; Service boundaries
123	  section replaces its "TBD" with the content in §4 above.
124	- No `.go`, `.sql`, `go.mod`, or agent-definition files exist yet — only prose changed.
125	- Roster (4 hires) checked against `CASTING.md` variance rules before messaging team-lead:
126	  no archetype repeated within this team; Renata's required opposite (Enthusiast) present;
127	  two temperament axes spanned; no first name collides with any lead.
128	

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  "old_string": "| S5. Tests | Table-driven unit tests for DAO (mocked driver), handlers (mocked DAO), connector (mocked HTTP) | S1–S4 outputs | none | Stated strategy: unit-heavy, integration deliberately stubbed (assignment doesn't require full end-to-end); documented, not silently absent |",
  "new_string": "| S5. Tests | Table-driven unit tests for DAO (mocked driver), handlers (mocked DAO), connector (mocked HTTP), **plus the cross-backend conformance suite 05's per-driver ruling is conditional on (`multi-db-strategy.md` §7) — one suite, written once against the `Repository` interface, run against every backend** (consistency-pass finding F25: this was a requirement with no named deliverable until now; `backlog.md`'s S5 is the current, authoritative expansion of this story) | S1–S4 outputs | none | Stated strategy: unit-heavy, integration deliberately stubbed (assignment doesn't require full end-to-end); documented, not silently absent |"
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  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/PLAN.md",
  "old_string": "- **Three hats — Go layout (one binary vs. two).** Marisol (optimist: ship one binary, less\n  ceremony) / Callum (pessimist: two binaries, because a shared-everything binary is how a\n  card-issuing platform he worked on ended up with the connector's outbound vendor calls\n  taking down the client-facing API during an incident) / **Renata takes the pragmatist hat\n  herself** rather than hiring a fifth (catalog explicitly allows this) — she's the\n  Minimalist-leaning lead per `CASTING.md` §7. Ines drafts the resulting diagram either way.\n  Decision recorded in `decisions/go-layout-debate.md`.\n- **Rotating devil's advocate — implementation calls.** Error semantics (wrap vs. sentinel\n  errors), context propagation into the DAO layer, test-double strategy (interface fakes vs.\n  generated mocks). Seat rotates Oren → Callum → Marisol → Ines per decision so no one hire\n  becomes \"the objector.\" Cheapest pattern; run on every non-trivial implementation call in\n  S2–S4.",
  "new_string": "- **Three hats — Go layout (one binary vs. two).** Marisol (optimist: ship one binary, less\n  ceremony) / Nolan (pessimist: two binaries, because a shared-everything binary is how a\n  card-issuing platform he worked on ended up with the connector's outbound vendor calls\n  taking down the client-facing API during an incident) / **Renata takes the pragmatist hat\n  herself** rather than hiring a fifth (catalog explicitly allows this) — she's the\n  Minimalist-leaning lead per `CASTING.md` §7. Ines drafts the resulting diagram either way.\n  Decision recorded in `decisions/go-layout-debate.md`.\n- **Rotating devil's advocate — implementation calls.** Error semantics (wrap vs. sentinel\n  errors), context propagation into the DAO layer, test-double strategy (interface fakes vs.\n  generated mocks). Seat rotates Oren → Nolan → Marisol → Ines per decision so no one hire\n  becomes \"the objector.\" Cheapest pattern; run on every non-trivial implementation call in\n  S2–S4.\n\n  *(Consistency-pass finding F47: this section named \"Callum\" as the pessimist/rotation-2 hire\n  through Phase 1 while the actual roster in §2 above was already \"Nolan Reyes\" — Callum\n  Reyes was renamed to clear a first-name collision with 04's Callum Ferreira before hiring;\n  this section simply hadn't been updated to match. Fixed above; no roster change.)*"
}

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  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/PLAN.md",
  "old_string": "**Service boundaries (written into root `PLANNING.md` alongside this plan):**",
  "new_string": "**Service boundaries (written into root `PLANNING.md` alongside this plan):**\n\n*This subsection is the Phase 1 snapshot (2026-09-12, before hiring). Root `PLANNING.md`'s\nService boundaries section is the current, authoritative version — it has since gained\n`internal/app` (shared bootstrap, `decisions/go-layout-debate.md`), `DB_DSN_FILE` (02's\n`handoff-04-secrets.md` S7), literal `AUTH_JWT_ISSUER`/`AUTH_JWT_AUDIENCE` values, and the\nconnector's own audience/client-credential variables (consistency-pass F15). Consult\n`PLANNING.md`, not this snapshot, for what 04 or anyone else should build against.*"
}

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{
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  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/error-semantics.md",
  "old_string": "- **Stands, now backed by a real mechanism instead of a guess:** objection 3's demand for mandatory per-backend translation — 05's contract §4 gives the actual mapping table (condition → PG/CRDB code → SQLite code → sentinel), and §7's conformance suite makes \"sentinel parity for every error condition in §4\" a stated, required test — stronger than what this decision asked for.",
  "new_string": "- **Stands, now backed by a real mechanism instead of a guess:** objection 3's demand for mandatory per-backend translation — 05's contract §4 gives the actual mapping table (condition → PG/CRDB code → SQLite code → sentinel), and §7's conformance suite makes \"sentinel parity for every error condition in §4\" a stated, required test — stronger than what this decision asked for.\n\n## Consistency-pass fixes (2026-09-12)\n\n**F7 — authn/authz failure mapping was unstated.** This decision covered DAO-sentinel and context-error mapping but never said what an authn failure (missing/invalid token) or an authz failure (scope check, or an `authorize()` policy denial) returns. Fixed: a missing or invalid token → `401`. A scope failure and an `authorize()` policy denial both → `403`, with an **identical client-visible response body** — the two are distinguished only in the audit log (`handoff-03-auth.md`'s \"policy decision: allow/deny, and if deny, whether it was a scope failure or an authorize() denial\" field), never in what the client sees. This closes the gap the consistency pass found in `handoff-03-auth.md:27,50`'s \"distinct signals for detection\" requirement.\n\n**F50 — the boundary-sanitization rule needed to name driver `DETAIL` text explicitly.** The translation function (ruling item 2, above) already stated that unmapped errors default to a generic 500 with no wrapped detail — but a Postgres CHECK or unique-violation error's `DETAIL` line (which echoes the failing row's actual column values, including PII) is exactly the kind of \"wrapped detail\" that rule exists to stop, and it wasn't named specifically enough for a reader to be sure it was covered. Stated explicitly now: **the translation layer sanitizes every driver error down to its structured code plus our own constraint name before wrapping it for the log — the raw driver error (including any `DETAIL`/`Key (...)=(...)` text) is never wrapped, logged, or passed through in any form.** This translation layer (05's §4 mapping, implemented in `internal/dao`) is the enforcement site; `handoff-04-secrets.md`'s never-log list gets the matching entry from 02."
}

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  "old_string": "3. Credential writes and any token-persistence write are named explicitly as the paths that use `context.WithoutCancel` (or an equivalent fresh background context with its own bounded timeout) for the actual commit — distinct from profile reads and other cancel-safe paths, which propagate the inbound context unmodified. This distinction is documented at the point each such method is implemented, not left implicit.",
  "new_string": "3. Credential writes are named explicitly as the path that needs a detach point for durability, distinct from profile reads and other cancel-safe paths, which propagate the inbound context unmodified. This distinction is documented at the point each such method is implemented, not left implicit."
}

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  "file_path": "/Users/warrenthompson/Source/LoginID/03-engineering-delivery/decisions/context-propagation.md",
  "old_string": "## Resolved against 05's contract (2026-09-12)\n\nOren's first-pass review of 05's DAO contract flagged a real tension: this ruling's item 1 requires any multi-table write to run in a single `Tx`, but the contract as first landed had no method spanning both `user_profile` and `user_credential`, and explicitly barred 03 from composing a cross-call transaction — leaving registration's profile+credential creation with no atomic path at all. 05 resolved it by adding `CreateProfileWithCredential(ctx, p, c)` on the `Repository` composite (05's §3b) — the one cross-table operation in the contract, DAO-generated IDs for both rows, single transaction, `c.UserID` ignored on input and set from the just-created profile. This ruling's item 1 now has exactly one caller-visible method satisfying it, rather than being a requirement with no concrete instance.",
  "new_string": "## Resolved against 05's contract (2026-09-12)\n\nOren's first-pass review of 05's DAO contract flagged a real tension: this ruling's item 1 requires any multi-table write to run in a single `Tx`, but the contract as first landed had no method spanning both `user_profile` and `user_credential`, and explicitly barred 03 from composing a cross-call transaction — leaving registration's profile+credential creation with no atomic path at all. 05 resolved it by adding `CreateProfileWithCredential(ctx, p, c)` on the `Repository` composite (05's §3b) — the one cross-table operation in the contract, DAO-generated IDs for both rows, single transaction, `c.UserID` ignored on input and set from the just-created profile. This ruling's item 1 now has exactly one caller-visible method satisfying it, rather than being a requirement with no concrete instance.\n\n## Consistency-pass fixes (2026-09-12)\n\n**F19 — a real contradiction with 05's contract, not just stale wording.** 05's `multi-db-strategy.md` states \"`Context` is first on every method and cancellation is honoured\" — a blanket guarantee. Item 3 above, as originally written, said credential writes detach via `context.WithoutCancel` *inside the DAO*, which would mean the DAO does not honor cancellation on those specific methods — directly contradicting 05's guarantee. Fixed: **the detach happens in the handler, before the DAO call, not inside the DAO.** The handler passes the DAO a fresh, independently-bounded context for a credential write (not derived from the inbound request's cancellation tree, but with its own timeout) — from the DAO's perspective, cancellation of the context it was given is still honored unconditionally, exactly as 05's contract states. The DAO layer's guarantee is never weakened; the detach decision is a handler-layer policy about *which* context to hand the DAO, not an exception the DAO carves out for itself.\n\n**F17 — stale references to a token cache dropped.** Item 3 originally also named \"any token-persistence write\" as a detach point, left over from before 02's S3 ruling settled on no-cache-by-default for the connector's vendor tokens (`decisions/connector-token-lifecycle-redblue.md`). There is no token-persistence write in the current design, so the phrase is removed (done above) rather than left to describe a mechanism that no longer exists."
}

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30	## Service boundaries (owned by 03, read by 04)
31	
32	Set by 03 during Phase 1 planning (full reasoning: `03-engineering-delivery/PLAN.md` §4).
33	
34	- **Two binaries**, not one: `cmd/api-service` (Q1 DAO + Q2 REST API, client-facing, bearer-token auth) and `cmd/idp-connector` (Q3, outbound-only to vendors) — different threat models/auth surfaces per 02, independent scaling needs, mirrors the assignment's own Q2/Q3 split.
35	- **Package layout:**
36	  ```
37	  cmd/api-service/main.go
38	  cmd/idp-connector/main.go
39	  internal/dao/        # Repository composite interface (Profiles/Credentials/Methods) + postgres/cockroachdb/sqlite implementations
40	  internal/model/      # shared structs: UserProfile, UserCredential
41	  internal/api/         # REST handlers, router, auth middleware
42	  internal/connector/   # /auth, /identity client + handlers
43	  internal/config/      # env-var config loading, shared by both binaries
44	  internal/app/         # shared bootstrap (route registration, config wiring) both cmd/*/main.go wrap thinly
45	  ```
46	- **Config surface:** environment variables only (12-factor: config lives in the environment, not in checked-in files) — `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `DB_DSN_FILE` (file-mount path; takes precedence over `DB_DSN` when both are set, per 02's `handoff-04-secrets.md` S7 revision — a DSN's embedded password is as exposed by `kubectl describe`/crash dumps/env-in-child-process as any other secret in that inventory, so `DB_DSN` is now a transitional fallback, not a permanent equal option), `HTTP_ADDR`, `AUTH_JWT_ISSUER` = `https://auth.loginid-takehome.internal` / `AUTH_JWT_AUDIENCE` = `loginid-api-service` (literal values per `handoff-03-auth.md` — not secrets, safe to ship in config), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files.
47	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands.
48	- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.
49	- **Note for 04, from the Go-layout three-hats ruling (`03-engineering-delivery/decisions/go-layout-debate.md`):** "two binaries" is a *process* boundary, not a claim about host/deploy placement — whether `api-service` and `idp-connector` land on the same node is 04's call, not implied by this section. If they're colocated, `idp-connector`'s outbound-call failure isolation from `api-service` depends on 04's resource limits, not just the process split. Separately, S4 now requires `context.WithTimeout` on every outbound vendor call and a bounded connection pool/backoff on token-refresh retries — not a 04 concern, but flagged here so 04 doesn't assume connector-side backpressure is handled elsewhere.

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  "old_string": "`AUTH_JWT_ISSUER` = `https://auth.loginid-takehome.internal` / `AUTH_JWT_AUDIENCE` = `loginid-api-service` (literal values per `handoff-03-auth.md` — not secrets, safe to ship in config), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files.",
  "new_string": "`AUTH_JWT_ISSUER` = `https://auth.loginid-takehome.internal` / `AUTH_JWT_AUDIENCE` = `loginid-api-service` (literal values per `handoff-03-auth.md` — not secrets, safe to ship in config), `CONNECTOR_JWT_AUDIENCE` = `idp-connector-service` (the connector's own inbound audience, distinct from `AUTH_JWT_AUDIENCE` — `handoff-03-auth.md` v2 / `connector-security.md` §5, consistency-pass F15), `CONNECTOR_CLIENT_ID`/`CONNECTOR_CLIENT_SECRET` (api-service's own client credential for obtaining a `connector:identity-lookup`-scoped token to call idp-connector on a caller's behalf — a secret, added to `handoff-04-secrets.md`'s inventory as row 10 per F15), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files."
}

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  "old_string": "- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands.\n- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.",
  "new_string": "- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository`, plus `CreateProfileWithCredential(ctx, p, c)` and `Close() error` directly on the composite — matching 05's now-accepted contract in `multi-db-strategy.md` §1/§3b, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged.\n- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **05's contract has landed and is accepted** (consistency-pass F23 — this line previously said the composite's method set was \"not yet stable\" pending the contract; it has since landed, including `CreateProfileWithCredential` and `Close()` above). **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals — those are implementation, not contract."
}

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44	  internal/app/         # shared bootstrap (route registration, config wiring) both cmd/*/main.go wrap thinly
45	  ```
46	- **Config surface:** environment variables only (12-factor: config lives in the environment, not in checked-in files) — `DB_DRIVER` (postgres|cockroachdb|sqlite), `DB_DSN`, `DB_DSN_FILE` (file-mount path; takes precedence over `DB_DSN` when both are set, per 02's `handoff-04-secrets.md` S7 revision — a DSN's embedded password is as exposed by `kubectl describe`/crash dumps/env-in-child-process as any other secret in that inventory, so `DB_DSN` is now a transitional fallback, not a permanent equal option), `HTTP_ADDR`, `AUTH_JWT_ISSUER` = `https://auth.loginid-takehome.internal` / `AUTH_JWT_AUDIENCE` = `loginid-api-service` (literal values per `handoff-03-auth.md` — not secrets, safe to ship in config), `CONNECTOR_JWT_AUDIENCE` = `idp-connector-service` (the connector's own inbound audience, distinct from `AUTH_JWT_AUDIENCE` — `handoff-03-auth.md` v2 / `connector-security.md` §5, consistency-pass F15), `CONNECTOR_CLIENT_ID`/`CONNECTOR_CLIENT_SECRET` (api-service's own client credential for obtaining a `connector:identity-lookup`-scoped token to call idp-connector on a caller's behalf — a secret, added to `handoff-04-secrets.md`'s inventory as row 10 per F15), `IDP_ABC_BASE_URL`, `IDP_ABC_CLIENT_ID`/`IDP_ABC_CLIENT_SECRET`. No flags, no config files.
47	- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands.
48	- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.
49	- **Note for 04, from the Go-layout three-hats ruling (`03-engineering-delivery/decisions/go-layout-debate.md`):** "two binaries" is a *process* boundary, not a claim about host/deploy placement — whether `api-service` and `idp-connector` land on the same node is 04's call, not implied by this section. If they're colocated, `idp-connector`'s outbound-call failure isolation from `api-service` depends on 04's resource limits, not just the process split. Separately, S4 now requires `context.WithTimeout` on every outbound vendor call and a bounded connection pool/backoff on token-refresh retries — not a 04 concern, but flagged here so 04 doesn't assume connector-side backpressure is handled elsewhere.

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  "old_string": "- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository` — matching 05's three-way split in `multi-db-strategy.md`, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged; the three sub-interfaces' method signatures finalize once 05's contract lands.\n- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals.",
  "new_string": "- **DAO driver-selection mechanism:** a factory `dao.New(driver, dsn string) (dao.Repository, error)` chosen at startup from `DB_DRIVER`. `dao.Repository` is a composite interface — `Profiles() ProfileRepository`, `Credentials() CredentialRepository`, `Methods() AuthMethodRepository`, plus `CreateProfileWithCredential(ctx, p, c)` and `Close() error` directly on the composite — matching 05's now-accepted contract in `multi-db-strategy.md` §1/§3b, kept deliberately distinct (not one flat interface) because it's a load-bearing PII/credential-separation control per `05-data-ops/pii-governance.md`: a handler has to reach for the credential accessor on purpose. Each backend package returns one struct satisfying the composite. Factory signature and `DB_DRIVER` selection are unchanged.\n- **Stable for 04 to build against:** the two-binary split, the `cmd/` entrypoint names, the env-var config approach and variable names above, and the `dao.New(driver, dsn)` factory signature. **05's contract has landed and is accepted** (consistency-pass F23 — this line previously said the composite's method set was \"not yet stable\" pending the contract; it has since landed, including `CreateProfileWithCredential` and `Close()` above). **Not yet stable:** internal DAO implementation details, ORM/query-builder choice, handler-package internals — those are implementation, not contract."
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13	| 03 Engineering & Delivery | Renata Cole | Phase 4 — `backlog.md` written, 10 stories S1–S10, awaiting transcription | team-lead transcription; Warren's implementation go-ahead | — | `03-engineering-delivery/PLAN.md`, `backlog.md`; `handoff-03-auth.md` v2 accepted; `decisions/error-semantics.md` + `decisions/context-propagation.md` reconciled against 05's contract; Oren's 4 findings all ruled by 05, contract updated with `CreateProfileWithCredential` composite method | 4 / 4 / 4 | 2026-09-12 |

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  "old_string": "| 03 Engineering & Delivery | Renata Cole | Phase 4 — `backlog.md` written, 10 stories S1–S10, awaiting transcription | team-lead transcription; Warren's implementation go-ahead | — | `03-engineering-delivery/PLAN.md`, `backlog.md`; `handoff-03-auth.md` v2 accepted; `decisions/error-semantics.md` + `decisions/context-propagation.md` reconciled against 05's contract; Oren's 4 findings all ruled by 05, contract updated with `CreateProfileWithCredential` composite method | 4 / 4 / 4 | 2026-09-12 |",
  "new_string": "| 03 Engineering & Delivery | Renata Cole | plan approved | team-lead transcription (Epic `LT-3`); Warren's implementation go-ahead; 05's deletion-method contract addendum (F21) | — | `03-engineering-delivery/PLAN.md`, `backlog.md` (10 stories S1–S10); `handoff-03-auth.md` v2 accepted; `decisions/error-semantics.md` + `decisions/context-propagation.md` reconciled against 05's contract and consistency-pass fixes (F7/F17/F19/F50); Oren's 4 findings on 05's contract all ruled, `CreateProfileWithCredential` composite method added; consistency-pass fixes applied: F15 (connector audience/client-credential config vars), F23 (composite method set marked stable), F25 (conformance suite named in PLAN.md S5), F44 (CLAUDE.md Status), F47 (Callum→Nolan rename propagated) | 4 / 4 / 4 | 2026-09-12 |"
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  "old_string": "## Status\n\nNo implementation has started. This track's CLAUDE.md is scaffolding only — do not begin writing code until the product, security, infra, and data-ops tracks have their designs in place to implement against.",
  "new_string": "## Status\n\nPlanning complete (2026-09-12): 4 hires spawned and live, `PLAN.md` approved, Service boundaries published in root `PLANNING.md`, four implementation-call decisions ruled (`decisions/go-layout-debate.md`, `error-semantics.md`, `context-propagation.md`, `test-double-strategy.md`), 05's DAO contract accepted (including a second-pass review and 05's resulting `CreateProfileWithCredential` fix), 02's `handoff-03-auth.md` v2 accepted, `backlog.md` written (10 stories, Epic `LT-3`). No `.go`/`.sql`/`go.mod` exists yet — still waiting on Warren's explicit implementation go-ahead."
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100	**Acceptance criteria:**
101	- [ ] Implements `handoff-03-auth.md` v2's scope vocabulary and pagination/rate-limit numbers without re-deriving 02's authz-scoping reasoning.
102	- [ ] `authorize()` runs as an explicit call inside each handler after request parsing, before the DAO call — enforcement site: handler code structure, per the go-layout-debate.md-adjacent ruling recorded in this track's reply to 02.
103	- [ ] Cursor-based pagination only, default page size 20, hard ceiling 50 — enforcement site: the pagination parameter parsing, rejecting any offset-based parameter.
104	- [ ] Unmapped DAO errors never surface `err.Error()` to the client; only the mapped sentinels' safe messages do — enforcement site: the boundary translation function from `decisions/error-semantics.md`.
105	- [ ] `profile:read:any` requests carry a `reason_code` from the closed enum on every call, logged with the audit record.
106	
107	**Depends on:** S2; **02: Auth scheme and authorization hand-off** (`handoff-03-auth.md` v2, accepted).
108	**Model/effort:** sonnet, high.
109	**Type:** Story.
110	**Labels:** `track-03`, `security-graded`, `no-code-yet`.
111	
112	---
113	
114	## S7. Auth middleware (JWT validation)
115	
116	**Description:** The middleware at the `cmd/api-service` edge validating the client-credentials JWT scheme from `handoff-03-auth.md` v2 — public-key-only verification, `sub`/`scope`/`exp`/`iat`/`aud` claim checks, `kid`-based key rotation, no denylist (TTL-only revocation, a deliberate trade-off not to be re-litigated).
117	
118	**Acceptance criteria:**
119	- [ ] Implements 02's token scheme without re-deriving the no-refresh/no-denylist reasoning in `api-auth-design.md`.
120	- [ ] Rejects any token whose `aud` doesn't match this service's audience — enforcement site: the claim-validation step, with a unit test using a mismatched-audience token.
121	- [ ] Verifies with the public key only; the private signing key never touches this binary's code path — enforcement site: dependency/import check (no signing-key material referenced in `internal/api`).
122	- [ ] Per-client-credential rate limits (60 req/min read, 10 req/min search) and the cumulative distinct-record-touch counter (rolling 24h) are enforced and alert on sustained near-limit usage, not just throttle — enforcement site: the rate-limit middleware plus its own test.
123	- [ ] The deadline budget for a request (context propagation into the DAO layer) is sized to cover realistic p99 DAO latency, per `decisions/context-propagation.md`'s ruling — stated as a concrete number in this story's implementation, not left as "some deadline."
124	
125	**Depends on:** S1; **02: Auth scheme and authorization hand-off** (`handoff-03-auth.md` v2, accepted).
126	**Model/effort:** sonnet, high.
127	**Type:** Story.
128	**Labels:** `track-03`, `security-graded`, `no-code-yet`.
129	
130	---
131	
132	## S8. Connector: /auth + /identity (Q3)
133	
134	**Description:** `cmd/idp-connector`'s outbound client and inbound handlers for the assignment's fixed `/auth` and `/identity` contracts, per `connector-security.md`'s no-cache-by-default token lifecycle (fetch per `/identity` call, discard on return; fresh isolated `Authorization` header per outbound request, never inherited from pooling/keep-alive; fetch → use-once → zeroize, retries re-fetch via `/auth`). Includes the connector's own inbound self-auth (distinct audience `idp-connector-service`, scope `connector:identity-lookup`, restricted to `api-service` as caller) per `handoff-03-auth.md` v2 §"Where it's validated" (Ingrid's S8 catch), and the `context.WithTimeout` + bounded pool + backoff requirement from `decisions/go-layout-debate.md`.
135	
136	**Acceptance criteria:**
137	- [ ] Implements 02's token-lifecycle spec (`connector-security.md`, `decisions/connector-token-lifecycle-redblue.md`) without re-litigating the no-cache-by-default posture.
138	- [ ] No vendor token is persisted or cached across requests by default; if a future exception is ever justified it requires re-review, not a silent default change — enforcement site: no storage/cache call in the token-fetch path.
139	- [ ] Every outbound vendor call sets `context.WithTimeout`; the outbound HTTP client uses a bounded connection pool; token-refresh retries back off rather than tight-looping — enforcement site: the HTTP client construction plus a test asserting a timeout fires.