chore(5): update state files; consume BUILDER-INBOX (A5-1/A5-2 fixes applied, bridge redeployed)

machine-docs/BACKLOG-5.md

@@ -7,7 +7,18 @@ Single-writer: `## Build backlog` = Builder-only; `## Adversary findings` = Adve
 
 ## Build backlog
 
-(Builder-owned. Adversary reads but does not write this section.)
+- [x] Create phase 5 state files (STATUS-5.md, BACKLOG-5.md, JOURNAL-5.md)
+- [x] Fix A5-2: Add commit status posting to bridge.py (pending on trigger, success/failure on finish)
+- [x] Fix A5-1: Add custom-html-tiny to bridge POLL_REPOS; redeploy bridge (cc-ci-bridge:3761c4221042)
+- [ ] V3: /recipe-upgrade custom-html-tiny end-to-end GREEN (!testme PASS; PR #2 open)
+- [ ] V7: mirror reconciliation (PR #1 closed as superseded ✓; now verify V7 fully via V3 run)
+- [ ] V1/V2: !testme trigger + testme-on-pr.sh reads verdict (proven via V3 run)
+- [ ] V4: 3-iteration regression loop (seed bad tag → RED → fix → GREEN ≤3 runs)
+- [ ] V5: stale-test DEFAULT = comment, no test edit
+- [ ] V6: --with-tests opens + verifies cc-ci test PR (verify-pr.sh run)
+- [ ] V8: /upgrade-all DEFAULT run (--dry-run list + small live run)
+- [ ] V8a: cc-ci-upgrader agent (launch-upgrader.sh start/stop/status cycle)
+- [ ] V9: cleanup all verification PRs + deploys; install weekly cron (Phase 5 §4)
 
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