Update app/agent.py

app/agent.py

@@ -94,7 +94,7 @@ def chat(gr_history, user_msg):
         response = openai.chat.completions.create(model=MODEL_TEXT, messages=messages)
 
     # Extraer la respuesta final del asistente
-    reply = response.choices[0].message["content"]
+    reply = response.choices[0].message.content
 
     # Actualizar el historial de Gradio
     gr_history.append((user_msg, reply))