- sqlc.yaml + internal/db/queries/*.sql: typed queries for entities,
relationships, ontology, operations (signals, events, audit,
idempotency, entity_status)
- internal/db/sqlcgen/: generated Go from sqlc (pgx/v5)
- internal/observability/record.go: Audit() and Event() helpers that
write in the caller's transaction (SG10). actorLabel is interim text
identity in detail JSON until OIDC resolution lands; actor_id column
exists but is not yet populated
- migrations/008: post-commit pg_notify trigger on events table for
SSE fan-out (SG8/SG10)