Record quality gate audit decisions

src/repo_registry/core/service.py

@@ -235,6 +235,16 @@ class RegistryService:
             candidate_source = "deterministic"
         candidates = normalize_candidate_drafts(candidates)
         self.store.replace_candidate_graph(repository_id, completed_run.id, candidates)
+        gate_outcomes = evaluate_candidate_graph_quality(
+            self.store.get_candidate_graph(repository_id, completed_run.id)
+        )
+        if gate_outcomes:
+            self.store.create_review_decision(
+                repository_id,
+                completed_run.id,
+                action="quality_gate_evaluation",
+                notes=self._quality_gate_review_notes(gate_outcomes),
+            )
         if "llm" in candidate_source:
             log_operation(
                 "llm_extraction_used",
@@ -282,6 +292,27 @@ class RegistryService:
             facts=facts,
         )
 
+    def _quality_gate_review_notes(
+        self,
+        gate_outcomes,
+    ) -> str:
+        criteria = ", ".join(
+            sorted({outcome.criterion_id for outcome in gate_outcomes})
+        )
+        outcome_counts: dict[str, int] = {}
+        for outcome in gate_outcomes:
+            outcome_counts[outcome.outcome] = outcome_counts.get(outcome.outcome, 0) + 1
+        outcomes = ", ".join(
+            f"{name}:{count}" for name, count in sorted(outcome_counts.items())
+        )
+        return (
+            f"criteria_version={active_quality_criteria_version()}; "
+            f"criteria={criteria}; outcomes={outcomes}; "
+            f"quality_gate_outcomes={len(gate_outcomes)}; "
+            "rationale=Deterministic quality gates flagged candidates for "
+            "review without approving registry truth."
+        )
+
     def _generate_candidates(
         self,
         repository: Repository,