cleanup phases 0 done

docs/_plan/README.md

@@ -21,7 +21,7 @@ Measured against the working tree at `96b57eb`:
 | **Rules live in ~10 places** | root [CLAUDE.md](../../CLAUDE.md) · [client/CLAUDE.md](../../client/CLAUDE.md) **161 KB** · [server/CLAUDE.md](../../server/CLAUDE.md) 75 KB · [server/CONVENTIONS.md](../../server/CONVENTIONS.md) · [client/messages/STYLE.md](../../client/messages/STYLE.md) · [.claude/skills/frontend-designer/SKILL.md](../../.claude/skills/frontend-designer/SKILL.md) · [dev/phases/_shared/](../../dev/phases/_shared/) ×4 · [dev/contracts/conventions/](../../dev/contracts/conventions/) ×2 · 3× `AGENTS.md` · [.githooks/README.md](../../.githooks/README.md) |
 | **Loading `client/CLAUDE.md` costs ~40k tokens** on any client edit | 161 KB, of which lines 103–421 are a project-structure listing and lines 421–1100 are explanatory reference |
 | **Remaining work is split across 5 ledgers** | 67 REQs in a 1,115-line append-only file · **18 hardening items, none ticked** · per-phase "Follow-ups" buried in 50+ reports · backend deferrals-with-pull-triggers · [product/notes/open-questions.md](../../product/notes/open-questions.md) · two raw feedback notes in [dev/manual-testing/](../../dev/manual-testing/) |
-| **Contracts drifted from code** | [`dev/contracts/`](../../dev/contracts/) frozen 2026-07-13; `server/src` moved through 2026-07-28. OpenAPI snapshot is from 07-13; a second stale copy sits at [temp/swagger.json](../../temp/swagger.json) (07-06). |
+| **Contracts drifted from code** | [`dev/contracts/`](../../dev/contracts/) frozen 2026-07-13; `server/src` moved through 2026-07-28. OpenAPI snapshot is from 07-13; a second stale copy sat at `temp/swagger.json` (07-06). **Phase 0 correction:** that copy was **untracked** (`.gitignore:1`), and the measured OpenAPI drift turned out to be one endpoint — see [open-contradictions.md](open-contradictions.md#openapi-drift). |
 | **18 files still instruct you to use `dotnet user-secrets`** — removed in `5885280` | includes [manual-testing-plan.md](../../dev/post-phase/manual-testing-plan.md), the closest thing to a test guide |
 | **No single "what's implemented + how to test it"** | knowledge split across manual-testing-plan, [RUNBOOK.md](../../dev/post-phase/refinement/RUNBOOK.md), `product/business/`, and 18 contract files |
 | **The client↔server dependency is implicit** | envelope shape, casing, idempotency, cookies/refresh, CORS, `NEXT_PUBLIC_API_URL`, 3 containers + Caddy + remote SQL + the OTP bot — described nowhere as one thing |
@@ -152,7 +152,7 @@ stays small.
 
 | Phase | Status | Finished | Notes |
 | --- | --- | --- | --- |
-| 0 Inventory & scaffold | not started | | |
+| 0 Inventory & scaffold | **done** | 2026-07-29 | 275 files surveyed (not ~260). OpenAPI refreshed — drift is **1 endpoint**, not a rewrite. 3 of 5 seeded contradictions were narrower than stated; see [open-contradictions.md](open-contradictions.md#corrections-to-the-seeded-list). Phase 4 owns 149 files |
 | 1 Rules consolidation | not started | | |
 | 2 Integration & dependency | not started | | |
 | 3 Flow atlas | not started | | |