fix argumetn

app.py

@@ -168,14 +168,14 @@ async def stream_response_gemini(query, history):
         contents.append(
             types.Content(
                 role=msg["role"], 
-                parts=[ types.Part.from_text(msg["content"]) ]
+                parts=[ types.Part.from_text(text=msg["content"]) ]
             )
         )
     # finally append the new user question
     contents.append(
         types.Content(
             role="user",
-            parts=[ types.Part.from_text(query) ]
+            parts=[ types.Part.from_text(text=query) ]
         )
     )
 
@@ -206,7 +206,7 @@ async def stream_response_gemini(query, history):
         yield f"data: Sorry, I encountered an error with Gemini API: {str(e)}\n\n"
         yield "data: [DONE]\n\n"
 
-        
+
 async def stream_response_local(query, history):
     """Stream response using local model"""
     logger.info(f"Processing query with local model: {query}")