Update app.py

app.py

@@ -41,7 +41,7 @@ chatbot_submit_button = config["chatbot_submit_button"]
 chatbot_reset_button = config["chatbot_reset_button"]
 
 # Check if the configuration parameters are set correctly
-if not all([title, description,
+if not all([chatbot_title, chatbot_description,
             chatbot_input_label, chatbot_input_placeholder,
             chatbot_output_label, chatbot_output_placeholder,
             chatbot_submit_button, chatbot_reset_button]):