Update app.py

app.py

@@ -66,13 +66,19 @@ with block:
             lines=1,
             type="password",
         )
+        canvas_url = gr.Textbox(
+            placeholder="Enter your Discussion URL",
+            show_label=False,
+            lines=1,
+            type="password",
+        )
 
     chatbot = gr.Chatbot()
 
     with gr.Row():
         message = gr.Textbox(
-            label="Enter Your Graded Discussion",
-            placeholder="Enter the instructions of your Canvas discussion and rubric",
+            label="Enter your response here!",
+            placeholder="Start typing your response and interact with the chatbot...",
             lines=1,
         )
         submit = gr.Button(value="Send", variant="secondary").style(full_width=False)