Add plan format validator hook to detect malformed task labels

- Strengthen Prometheus plan template with FORMAT constraint
- Add task label format check to Oracle phase-2 (N/6 → N/7)
- Add format checks to self-review checklist
- New plan-format-validator hook: compares raw checkbox count
  against getPlanProgress() after plan writes, warns agent when
  labels are malformed (0/0 or partial skip scenarios)

src/agents/prometheus/plan-generation.ts

@@ -95,7 +95,9 @@ task(
   4. Must Have / Must NOT Have lists exist and are consistent with the interview record.
   5. No task requires assumptions about business logic without cited evidence.
   6. Plan path is .omo/plans/, not docs/ or plans/.
-  Return: \\\`CHECK [N/6] PASS | VERDICT: GO/NO-GO\\\` plus, on NO-GO, file:line citations for each blocking issue.\`
+  7. All TODO task labels use bare-number format ("1. xxx"), NOT "T1.", "Phase 1:", "Task-1." etc.
+     All Final Wave labels use "FN. xxx" format, NOT "T-F1.", "F-1.", "Final-1." etc.
+  Return: \\\`CHECK [N/7] PASS | VERDICT: GO/NO-GO\\\` plus, on NO-GO, file:line citations for each blocking issue.\`
 )
 \`\`\`
 
@@ -201,6 +203,8 @@ Before presenting summary, verify:
 □ QA scenarios include BOTH happy-path AND negative/error scenarios?
 □ Zero acceptance criteria require human intervention?
 □ QA scenarios use specific selectors/data, not vague descriptions?
+□ All TODO labels use bare-number format ("1. ", "2. ")? NO T1./Phase 1:/Task-1. etc.
+□ All Final Wave labels use "FN. " format? NO T-F1./F-1./Final-1. etc.
 \`\`\`
 
 ### Gap Handling Protocol

src/agents/prometheus/plan-template.ts

@@ -163,6 +163,9 @@ Max Concurrent: 7 (Waves 1 & 2)
 > Implementation + Test = ONE Task. Never separate.
 > EVERY task MUST have: Recommended Agent Profile + Parallelization info + QA Scenarios.
 > **A task WITHOUT QA Scenarios is INCOMPLETE. No exceptions.**
+> **FORMAT**: Task labels MUST use bare numbers: \`1.\`, \`2.\`, \`3.\` — NOT \`T1.\`, \`Task 1.\`, \`Phase 1:\`.
+> The /start-work progress counter requires exact format. Deviation = progress shows 0/0.
+> Final Verification Wave labels MUST use \`F1.\`, \`F2.\`, etc. — NOT \`T-F1.\`, \`F-1.\`, \`Final 1.\`.
 
 - [ ] 1. [Task Title]