feat(infra): Stabilized Docker env, fixed circular imports, enabled AI Enricher Robot v1.1

backend/app/services/security_service.py

@@ -6,7 +6,7 @@ from sqlalchemy import select, func, and_
 from app.models.security import PendingAction, ActionStatus
 from app.models.history import AuditLog, LogSeverity
 from app.models.identity import User
-from app.models.system_config import SystemParameter
+from app.models import SystemParameter
 
 logger = logging.getLogger(__name__)