Mark the Dev row PR_OPEN until the merge-time CI record

Why: closure Review: the PR-head CI cited in the master record was bound to an earlier head.
Evidence: GATE for the final head is recorded on the task card before merge.
Impact: planning record only.
Refs: https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Dev/pulls/602
Co-authored-by: Cursor <cursoragent@cursor.com>

docs/superpowers/plans/2026-10-16-development-governance-v2-master.md

@@ -48,10 +48,10 @@ Phase 0–5、7 已合入；Phase 6：17 个正式仓中 16 个 ADOPTED_ACTIVE
 | 批次 | 仓库 | Guidelines 固定版本 | AGENT-EXECUTION.md | 共享执行器入口 | 采纳 PR | 合入提交 | main 上 CI（GATE） | 状态 |
 |---|---|---|---|---|---|---|---|---|
 | A | Development-Guidelines | 自身（规范源） | 有（active） | scripts/agent-exec → DM 0552b73 | [#9](https://git-home.u1680832.nyat.app:30319/weichen/Development-Guidelines/pulls/9) | 6c8e6cd | governance success | ADOPTED_ACTIVE |
-| A | Agent-System-Dev | deps/development-guidelines 2688fd2 | 有（active） | scripts/agent-exec → DM 0552b73 | [#602](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Dev/pulls/602) | 待合入 | PR 头 437a32e：ci / test、test-pg、svc-realcombo success（[run 3682](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Dev/actions/runs/3682)）；governance check 位于必需检查 `ci / test` | GATE_PASS（合入后回填合入提交与 main CI 并置 ADOPTED_ACTIVE） |
+| A | Agent-System-Dev | deps/development-guidelines 2688fd2 | 有（active） | scripts/agent-exec → DM 0552b73 | [#602](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Dev/pulls/602) | 待合入 | 合入前 PR 头的 CI（GATE）记录于任务卡 `.task/feature-governance-v2-closeout.md`「合入与清理」；governance check 位于必需检查 `ci / test` | PR_OPEN（合入后回填合入提交与 main CI 并置 ADOPTED_ACTIVE） |
 | A | Development-Manager | development/guidelines 2688fd2 | 有（active） | 实现方：scripts/agent-exec 构建已提交 HEAD | [#21](https://git-home.u1680832.nyat.app:30319/weichen/Development-Manager/pulls/21)（证据日志补入 [#22](https://git-home.u1680832.nyat.app:30319/weichen/Development-Manager/pulls/22)） | c261cdd | ci / build-test success（含 agent-exec validate 与 governance check --implementer） | ADOPTED_ACTIVE |
 | B | Agent-System-Core | 2688fd2 | 有（active） | scripts/agent-exec → DM bd3a7de | [#35](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Core/pulls/35) | 5cae3a6 | governance success | ADOPTED_ACTIVE |
-| B | Agent-System-Backend | 2688fd2 | 有（active） | scripts/agent-exec → DM bd3a7de | [#208](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Backend/pulls/208) | cac60c0 | governance success；ci / vet-and-test 首次因既有不稳定测试 TestProjectEventsSharedProofAndPrivatePagination 失败（与 PR 头同树，PR 头通过），重跑 success（[run 3570 job 5779](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Backend/actions/runs/3570/jobs/5779)） | ADOPTED_ACTIVE |
+| B | Agent-System-Backend | 2688fd2 | 有（active） | scripts/agent-exec → DM bd3a7de | [#208](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Backend/pulls/208) | cac60c0 | governance success；ci / vet-and-test 首次因既有不稳定测试 TestProjectEventsSharedProofAndPrivatePagination 失败（与 PR 头同树，PR 头通过），对象 cac60c0 重跑 success（[run 3570 job 5779](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Backend/actions/runs/3570/jobs/5779)） | ADOPTED_ACTIVE |
 | B | Agent-System-RDM | 2688fd2 | 有（active） | scripts/agent-exec → DM bd3a7de | [#431](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-RDM/pulls/431) | 7476a04 | governance、ci / build-and-test success | ADOPTED_ACTIVE |
 | C | Agent-System-Frontend | 2688fd2 | 有（active） | scripts/agent-exec → DM bd3a7de | [#105](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Frontend/pulls/105) | 0f31f91 | governance success | ADOPTED_ACTIVE |
 | C | Agent-System-UI | 2688fd2 | 有（active） | scripts/agent-exec → DM bd3a7de | [#58](https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-UI/pulls/58) | a313d45 | governance、ci / test success | ADOPTED_ACTIVE |