Update app.py

app.py

@@ -199,6 +199,8 @@ The Agent has been provided with context on {self.name} in the form of their sum
     def chat(self, message, history):
         messages = [{"role": "system", "content": self.system_prompt()}] + history + [{"role": "user", "content": message}]
         done = False
+        
+        # Generate initial response with tool handling
         while not done:
             response = self.openrouter.chat.completions.create(model="meta-llama/llama-3.3-8b-instruct:free", messages=messages, tools=tools)
             if response.choices[0].finish_reason=="tool_calls":