ok

app/services/vector_store_service.py

@@ -65,8 +65,6 @@ class VectorStoreService:
     # --- TiDB persistence ---
 
     async def init_db(self) -> None:
-        from app.core.vector_store.deps import init_vector_store_db
-        await init_vector_store_db()
         mgr = get_tidb_manager()
         if mgr is None:
             logger.warning("TiDB manager not available, vector store metadata not loaded")