Update app.py

app.py

@@ -13,6 +13,7 @@ from gradio_webrtc import (
     async_aggregate_bytes_to_16bit,
     VideoEmitType,
     AudioEmitType,
+    get_twilio_turn_credentials,
 )
 from PIL import Image
 
@@ -141,7 +142,7 @@ with gr.Blocks(css=css) as demo:
                 modality="audio-video",
                 mode="send-receive",
                 elem_id="video-source",
-                rtc_configuration=None,
+                rtc_configuration=get_twilio_turn_credentials(),
                 icon="https://www.gstatic.com/lamda/images/gemini_favicon_f069958c85030456e93de685481c559f160ea06b.png",
                 pulse_color="rgb(35, 157, 225)",
                 icon_button_color="rgb(35, 157, 225)",