Collect independent correction validation findings

docs/roadmap/implementation.md

@@ -172,6 +172,8 @@ validator responses remains [deferred](future.md#domain-aware-response-recovery)
 
 ## Stage 5 — Collect usable findings while preserving approval semantics
 
+**Completed.**
+
 1. Refactor `validateSectionCandidates` in `internal/framework/runner` so the
    initial pass and later revisions use the same validation code. Keep the
    existing shortlist flow when the effective repair budget is zero. In