docs: dcy-034 거버넌스 마감 — REQ-102~108 Implemented, BAT-050/051 release-candidate

BAT-050(PR #31 ced7eda, core-A) + BAT-051(PR #32 07b393d, core-B) origin/main
머지 완료 및 QC(opus) PASS + 팀장 confirm-batch-verification 반영.

- REQ-102~108: Approved → Implemented (상태 필드 + CHG-20260626-01 Change Log)
- docs/srs/index.md: Register 상태 7건 갱신, Recent Change Log Summary 마감 1줄 추가
- docs/batches/index.md: BAT-050 in-delivery → release-candidate, BAT-051 행 신규 추가
- bat-050/index.md, bat-051/index.md: in-delivery → release-candidate
- 코드 변경 없음 (문서 상태 필드만)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01VHtM5Ws1HKCKQ4JGi6GRb5

docs/srs/Data/req-102_reconcile-warning-durable-store.md

@@ -1,6 +1,6 @@
 # req-102: reconcile-warning durable store — slot_id/pid 키 별도 테이블
 
-- Status: Approved
+- Status: Implemented
 - Type: Data
 - Priority: High
 - Owner: trex-core-dev
@@ -43,6 +43,31 @@
 
 ## Change Log
 
+### CHG-20260626-01
+- Date: 2026-06-26
+- Author: trex-core-dev
+- Status: Approved → Implemented
+- Summary: BAT-050(PR #31, ced7eda) + BAT-051(PR #32, 07b393d) origin/main 머지 완료. QC(opus) PASS + 팀장 confirm-batch-verification. 683 passed / 47 skipped / 0 fail. slot_reconcile_warning 테이블 마이그레이션, ReconcileWarningStore(in-memory/PG) 신규 구현, 전 AC 검증 완료.
+
+#### Acceptance Criteria Delta
+- 없음 (기존 AC 그대로 충족)
+
+#### Impacted Area Delta
+- 없음
+
+#### Delivery Trace Delta
+- Batches: BAT-050 (core-A)
+- Releases: M3 (배포 대기)
+
+#### Revalidation Impact
+- Reverification Needed: no
+- Existing Implementation Invalidated: no
+- Status Recommendation: Implemented
+- Follow-up Action: M3 배포 시 PG durable 검증.
+
+#### Validation Plan
+- BAT-050 verification.md AC 매핑 전항목 PASS 확인됨.
+
 ### CHG-20260625-02
 - Date: 2026-06-25
 - Author: trex-core-dev