fix: deliver validated AI insight responses

migrations/000007_growth_coach_manual_completion_provenance.sql

@@ -0,0 +1,20 @@
+BEGIN;
+
+UPDATE golden_steps AS action
+SET status = 'IN_PROGRESS',
+    completed_at = NULL,
+    updated_at = now()
+WHERE action.action_type = 'MANUAL'
+  AND action.status = 'COMPLETED'
+  AND NOT EXISTS (
+    SELECT 1
+    FROM growth_coach_events AS event
+    WHERE event.entity_type = 'ACTION'
+      AND event.entity_id = action.id
+      AND event.event_type = 'action.transitioned'
+      AND event.payload ->> 'status' = 'COMPLETED'
+  );
+
+INSERT INTO schema_migrations(version) VALUES (7);
+
+COMMIT;