Update app.py

app.py

@@ -4,9 +4,9 @@ import numpy as np
 import gradio as gr
 import random
 
-from fastrtc import AdditionalOutputs, WebRTC, ReplyOnPause
+from fastrtc import AdditionalOutputs, WebRTC, ReplyOnPause, get_cloudflare_turn_credentials_async, get_cloudflare_turn_credentials
 
-hf_token = os.getenv("TOKEN")
+TOKEN = os.getenv("TOKEN")
 async def get_credentials():
     return await get_cloudflare_turn_credentials_async(hf_token=TOKEN)