Try fix error

app.py

@@ -17,7 +17,7 @@ iface = gr.Interface(
 
 def listen_for_messages():
   def handle_message(event):
-    if event.data.type === 'initial_input':
+    if event.data.type == 'initial_input':
       iface.update(inputs=[event.data.project_data, event.data.question])
 
   window.addEventListener('message', handle_message)