review r1 fixes: correct head SHA, exhaustive diff enumeration, ownership scope, migration lanes, origin/main measurement, inventory precision

docs/native-kanban-sot/P0-MAP-CURRENCY-2026-08-29.md

@@ -18,14 +18,22 @@ wins.
 ## 1. Currency verification (measured)
 
 - Map pin: `e72388b2cbfe400842fe940fa6cabf984ed43711` (2026-07-13, `main`).
-- Lane-opening head: `abb0c93601e878035557a34e142c73e91c68d363` (`origin/next`,
+- Lane-opening head: `abb0c936011c7f6b8c0bcc90a20a865d5e8a40e9` (`origin/next`,
   2026-08-29).
 - Measurement: `git diff e72388b2 abb0c936 -- packages/db/src/schema.ts` reports
-  **300 insertions, 0 deletions, 0 modifications**.
-- The insertions are exclusively new declarations, none of them mapped sources:
-  `logicalAgentConnectorLeases`, `connectorLeaseAuditLog`, and the hierarchy layer
-  (`companies`, `estates`, `platformProjects`, `workspaces`, `hierarchyGrants`,
-  `hierarchyAuditEvents`, `hierarchyOutbox`, plus their enums and constant arrays).
+  **300 insertions, 0 deletions** — no existing declaration changed.
+- The additions: the new declarations `logicalAgentConnectorLeases`,
+  `connectorLeaseAuditLog`, and the hierarchy layer (`companies`, `estates`,
+  `platformProjects`, `workspaces`, `hierarchyGrants`, `hierarchyAuditEvents`,
+  `hierarchyOutbox`, plus their enums and constant arrays); a nullable `issuer`
+  column on the unmapped BetterAuth `accounts` table (shipped as
+  `drizzle/0017_accounts_issuer.sql`); and expanded `drizzle-orm` imports
+  (`sql`, `AnyPgColumn`, `unique`, `check`, `bigint`). None touch a mapped
+  source.
+- Stronger literal fact: REQ-MIG-001's acceptance names `origin/main`. Measured
+  pin → `origin/main` (`7102ccb9`, 2026-08-13): **63 insertions, 0 deletions**
+  for `schema.ts`, and `origin/main` is an ancestor of `abb0c936`. The map is
+  therefore current at `origin/main` itself, and at the trunk head beyond it.
 
 **Consequence:** every source column mapped in SHARED-CONTRACT.md §5.4 —
 `teams`/`team_members`, `projects`, `missions`, `tasks`, `mission_tasks`,
@@ -37,8 +45,10 @@ inspected. The field map is current as written. No row changes.
 1. **The `workspaces` table exists.** The map predates contract 1's hierarchy
    layer; its "bootstrap workspace" backfill step now has a shipped target:
    `workspaces` (uuid PK, chained under platform projects per
-   `docs/requirements/hierarchy-schema.md`, migration lane 0020). New
-   `workspace_id` columns FK there.
+   `docs/requirements/hierarchy-schema.md`; hierarchy core in
+   `drizzle/0018_clean_cobalt_man.sql`, audit/outbox in
+   `0019_volatile_killraven.sql`, visibility in
+   `0020_special_betty_brant.sql`). New `workspace_id` columns FK there.
 2. **The audit/outbox envelope pattern is shipped.** `hierarchyAuditEvents` +
    `hierarchyOutbox` implement same-transaction semantic event + outbox. The
    task lane's `task_events`/`task_outbox` mirror the pattern but are
@@ -46,12 +56,16 @@ inspected. The field map is current as written. No row changes.
    §5.3 and REQ-SOT-004. The hierarchy tables are a pattern reference, never a
    shared store for task events.
 3. **Trunk designation.** The integration trunk is `next` (`.mosaic/repo.json`).
-   The map's `origin/main` references resolve to the trunk head pinned above.
-4. **Seat roster succession.** SHARED-CONTRACT.md §6 assigns schema/migration
-   ownership to the July mission seat `coder2`. That roster is superseded by the
-   current M4 delivery lane (webui-audit, M4-PLAN). The invariant §6 protects is
-   unchanged and binding: exactly one lane generates migrations; expand is
-   additive; no drop/rename/narrow; constraints validate before NOT NULL.
+   §1 measures currency at both the literal `origin/main` REQ-MIG-001 names and
+   the trunk head pinned above, so no reinterpretation of the acceptance text
+   is needed.
+4. **Migration ownership.** SHARED-CONTRACT.md §6 assigns schema/migration
+   ownership to the mission seat `coder2`. Seat identity is operational fleet
+   state, not resolvable from this repository, and is outside this document's
+   scope. The invariant §6 protects binds regardless of seat and is restated
+   here as binding on the M4-3 schema lane: exactly one lane generates
+   migrations at a time; expand is additive; no drop/rename/narrow; constraints
+   validate before NOT NULL.
 
 ## 3. Pre-expand writer inventory (measured 2026-08-29 at `abb0c936`)
 
@@ -59,15 +73,22 @@ SHARED-CONTRACT.md §5.1 phase 1 requires an N-1 patch that stops
 `mission_tasks.status` as a write source, plus a writer inventory, before any
 expand DDL.
 
-- **Sole write path:** `packages/brain/src/mission-tasks.ts` `create`/`update`
-  (Drizzle insert/update on `mission_tasks`), invoked by
+- **Sole status write path:** `packages/brain/src/mission-tasks.ts`
+  `create`/`update` (Drizzle insert/update on `mission_tasks`), invoked by
   `apps/gateway/src/missions/missions.controller.ts`. `update` accepts
   `Partial<NewMissionTask>`, so `status` is writable through both DTOs today.
-- **Read-only consumers:** federation verb services
-  (`get-query.service.ts`, `list-query.service.ts`) and the MCP `brain_*`
-  tools select only.
-- Ruling 5 freezes this surface for new consumers but does not stop existing
-  writes.
+  The same module also exposes `remove`/`removeByMission` DELETE paths —
+  immaterial to `status` writes, listed for inventory completeness.
+- **Read-only consumers of `mission_tasks`:** federation verb services
+  (`get-query.service.ts`, `list-query.service.ts`) select only. The MCP
+  `brain_*` tools do not touch `mission_tasks` at all; `brain_create_task` /
+  `brain_update_task` write the separately mapped `tasks` table, a legitimate
+  N-1 writer through the compatibility window.
+- The ratified contract 5 decision
+  (`docs/requirements/tool-gateway-mapping.md` §3.2, ruled 2026-08-27) freezes
+  the legacy endpoints — including MCP `brain_*` task mutations — for new
+  consumers, while existing consumers keep working until each surface's owning
+  contract retires it. It does not stop existing writes.
 
 **Standing work item:** the phase-1 stop-write patch (reject or ignore `status`
 on `mission_tasks` create/update) MUST land before the expand DDL of migration
@@ -82,5 +103,5 @@ for the M4-3 schema lane at pinned head `abb0c936`. The ordered phases (§5.1),
 mission candidate-key DDL order (§5.2), audit/proposal DDL order (§5.3), field
 map (§5.4), and required migration tests (§5.5) bind as written. External
 import machinery (jarvis-brain/Vikunja shadow import, REQ-MIG-001) and client
-cutover (REQ-MIG-002) remain out of scope for M4-3; legacy consumers stay
-frozen meanwhile (Ruling 5).
+cutover (REQ-MIG-002) remain out of scope for M4-3; the legacy surface stays
+frozen for new consumers meanwhile (`tool-gateway-mapping.md` §3.2 decision).