add example

app.py

@@ -98,6 +98,9 @@ interface = gr.Interface(
     ],
     title='English Accent Detector',
     description='Paste a direct MP4 URL to extract, transcribe, and classify English accents. It is a bit slow since we run Whisper and Wav2Vec2 models on CPU. Please test with short videos.',
+    examples=[
+        ['http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/ForBiggerBlazes.mp4'],
+    ],
     allow_flagging='never'
 )