wire up state

app.py

@@ -18,7 +18,7 @@ def chat(message, history):
     else:
         response = "I don't know"
     history.append((message, response))
-    return history, feedback(message)
+    return history, history, feedback(message)
 
 
 def feedback(text):
@@ -38,7 +38,7 @@ def feedback(text):
 iface = gr.Interface(
     chat,
     ["text", "state"],
-    ["chatbot", "text"],
+    ["chatbot", "state", "text"],
     allow_screenshot=False,
     allow_flagging="never",
 )