feat(core): Upgrade pydantic to 2.x (#1428)

dbgpt/serve/flow/api/endpoints.py

@@ -138,7 +138,9 @@ async def update(
 
 
 @router.delete("/flows/{uid}")
-async def delete(uid: str, service: Service = Depends(get_service)) -> Result[None]:
+async def delete(
+    uid: str, service: Service = Depends(get_service)
+) -> Result[ServerResponse]:
     """Delete a Flow entity
 
     Args:

dbgpt/serve/flow/api/schemas.py

@@ -1,3 +1,5 @@
+from dbgpt._private.pydantic import ConfigDict
+
 # Define your Pydantic schemas here
 from dbgpt.core.awel.flow.flow_factory import FlowPanel
 
@@ -10,5 +12,5 @@ class ServerResponse(FlowPanel):
     """Flow response model"""
 
     # TODO define your own fields here
-    class Config:
-        title = f"ServerResponse for {SERVE_APP_NAME_HUMP}"
+
+    model_config = ConfigDict(title=f"ServerResponse for {SERVE_APP_NAME_HUMP}")