500 server error fix

app.py

@@ -164,7 +164,6 @@ def query_endpoint(req: QueryRequest):
         answer=answer,
         categories=categories,
         urgency=urgency,
-        conversation=get_conversation(req.user_id)
     )
 
 

models.py

@@ -28,4 +28,4 @@ class QueryResponse(BaseModel):
     answer: str
     categories: List[CategoryPrediction]
     urgency: UrgencyPrediction
-    conversation: List[Message]
+