fix: add the chatbot definition and the vote function

app.py

@@ -25,6 +25,12 @@ client = InferenceClient(
     headers={"Authorization": f"Bearer {HF_TOKEN}"},
 )
 
+def vote(data: gr.LikeData):
+    if data.liked:
+        print("You upvoted this response: " + data.value)
+    else:
+        print("You downvoted this response: " + data.value)
+
 def format_prompt(message, history, system_prompt):
   prompt = ""
   if system_prompt:
@@ -117,8 +123,10 @@ CSS = """
 p {direction: rtl; white-space: pre-line;}
 """
 
+chatbot = gr.Chatbot(bubble_full_width = False)
 chat_interface = gr.ChatInterface(
         generate, 
+        chatbot=chatbot,
         examples=EXAMPLES,
         additional_inputs=additional_inputs
     )