fix(db): tolerate knowledge enum owner mismatch

apps/api/migrations/phase25_knowledge_enum_names.sql

@@ -1,6 +1,23 @@
--- Phase 25 Knowledge Auto-Harvesting enum compatibility
+-- Phase 25 Knowledge Auto-Harvesting enum compatibility.
 -- SQLAlchemy stores Enum names (AUTO_RUNBOOK / ANTI_PATTERN) for EntryType.
 -- Older production DBs only had lowercase labels from the first migration.
+--
+-- Note: some CI migrator roles do not own enum types. Production was patched
+-- manually on 2026-05-01; this migration is kept as the durable schema record
+-- and tolerates insufficient_privilege so the migration workflow can continue.
 
-ALTER TYPE entrytype ADD VALUE IF NOT EXISTS 'AUTO_RUNBOOK';
-ALTER TYPE entrytype ADD VALUE IF NOT EXISTS 'ANTI_PATTERN';
+DO $$
+BEGIN
+    ALTER TYPE entrytype ADD VALUE IF NOT EXISTS 'AUTO_RUNBOOK';
+EXCEPTION
+    WHEN insufficient_privilege THEN
+        RAISE NOTICE 'Skipping entrytype AUTO_RUNBOOK; migrator does not own enum type';
+END $$;
+
+DO $$
+BEGIN
+    ALTER TYPE entrytype ADD VALUE IF NOT EXISTS 'ANTI_PATTERN';
+EXCEPTION
+    WHEN insufficient_privilege THEN
+        RAISE NOTICE 'Skipping entrytype ANTI_PATTERN; migrator does not own enum type';
+END $$;