Updated the chat interface type and testing out logs

app.py

@@ -4,6 +4,8 @@ import gradio as gr # imports the gradio library
 def echo(message, history):
     return message
 
-chatbot = gr.ChatInterface(echo) # chatbout ui - history & input
+print("Hello world!") #prints in the logs
+
+chatbot = gr.ChatInterface(echo, type="messages") # chatbout ui - history & input
 
 chatbot.launch() # lauches chatbot