feat(app): add UI for testing get_dad_joke()

app.py

@@ -38,5 +38,14 @@ def get_dad_joke():
     else:
         return "Failed to retrieve a joke."
     
-demo = gr.Interface(fn=greet, inputs="text", outputs="text")
+# demo = gr.Interface(fn=greet, inputs="text", outputs="text")
+with gr.Blocks() as demo:
+    name = gr.Textbox(label="Type your name", placeholder="Enter your name here")
+    greet_btn = gr.Button("Greet")
+    output = gr.Textbox(label="Message")
+    greet_btn.click(fn=greet, inputs=name, outputs=output, api_name="greet")
+    joke_btn = gr.Button("Get Dad Joke")
+    joke_output = gr.Textbox(label="Dad Joke")
+    joke_btn.click(fn=get_dad_joke, outputs=joke_output, api_name="get_dad_joke")
+
 demo.launch(mcp_server=True)