chore(gitea-sync): record first status-driven Gitea sync

- buglog: gitea_issue / gitea_synced_status for the 20 bugs created and the
  30 already-synced entries (#25/#35 reopened as partial)
- .kiro/specs/*/spec.json: "gitea" milestone/issue mapping for all 66 specs
  (65 milestones + 195 issues created, 158 closed at creation)

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

.kiro/specs/job-array-single-wal-record/spec.json

@@ -34,5 +34,13 @@
       "reopen_reason": "User directed all of this feature's own open residual gaps be fixed (2026-07-16): bug-1443 (bulk-insert partial-visibility), task 4.2's boot-replay fence gap, and task 5.3b's bounded leak. Added as Phase 7 (tasks 7.1-7.3) in tasks.md. Unrelated pre-existing bugs 1437/1438 explicitly excluded from this reopening per user's scope decision.",
       "note": "bug-1443 was closed by task 7.1 (commit dcf9f39); superseded by this validation's fresh GO."
     }
+  },
+  "gitea": {
+    "milestone_id": 29,
+    "issues": {
+      "requirements_design": 150,
+      "implementation": 151,
+      "validation": 152
+    }
   }
 }