correct cleaner botton

app.py

@@ -59,14 +59,13 @@ def chat(message, history):
     return history, history
 
 
-iface = gr.Interface(
-    chat,
-    ["text", "state"],
-    ["chatbot", "state"],
+gr.Interface(
+    fn=chat,
     theme="huggingface",
+    css=".footer {display:none !important}",
+    inputs=["text", "state"],
+    outputs=["chatbot", "state"],
     title=title,
     description=description,
-    examples=[["What are you doing?"], ["Where would you like to travel?"]],
     allow_flagging="never",
-)
-iface.launch()
+    ).launch()