add temp int type for userId

src/api/v1/router.py

@@ -14,7 +14,7 @@ async def insurance_chat(request: models.InsuranceChatRequest):
         result = await chat_service.process_insurance_chat(
             message=request.message,
             session_id=request.session_id,
-            uid=request.userId,
+            uid=str(request.userId),
         )
         
         return models.InsuranceChatResponse(