Reconcile partial validator decision responses

docs/roadmap/implementation.md

@@ -143,6 +143,11 @@ cannot accept them as authoritative verdicts.
 
 ## Stage 1 — Reconcile Model Decisions and Preserve Valid Work
 
+**Completed:** 2026-09-25. Reconciliation preserves usable decisions, attributes
+unavailable requested indices and ignored extras, and keeps strict runner
+cardinality. Validator and runner boundary checks passed with
+`go test ./internal/framework/validators ./internal/framework/runner`.
+
 **Work**
 
 1. Read the validator models, `llm_validators.go`, existing partial-batch tests,