Update app.py

app.py

@@ -27,6 +27,14 @@ from deepseek import DeepSeekAPI
 # Load environment variables
 load_dotenv()
 
+# Add this RTC configuration for Hugging Face Spaces
+# This is critical for WebRTC to work properly in Spaces
+rtc_config = {
+    "iceServers": [
+        {"urls": ["stun:stun.l.google.com:19302", "stun:stun1.l.google.com:19302"]}
+    ]
+}
+
 # Initialize clients
 elevenlabs_client = ElevenLabs(api_key=os.getenv("ELEVENLABS_API_KEY"))
 stt_model = get_stt_model()
@@ -76,7 +84,8 @@ stream = Stream(
     additional_outputs_handler=lambda a, b: b,
     additional_inputs=[chatbot],
     additional_outputs=[chatbot],
-    ui_args={"title": "LLM Voice Chat (Powered by DeepSeek & ElevenLabs)"}
+    ui_args={"title": "LLM Voice Chat (Powered by DeepSeek & ElevenLabs)"},
+    rtc_configuration=rtc_config  # Add this line
 )
 
 # Create FastAPI app and mount stream
@@ -243,22 +252,6 @@ if __name__ == "__main__":
     import fastrtc
     print(f"FastRTC version: {fastrtc.__version__ if hasattr(fastrtc, '__version__') else 'unknown'}")
     
-    # Try running fastphone with additional diagnostic
-    print("Starting phone service - attempting to inspect fastphone method...")
-    import inspect
-    print(f"FastPhone signature: {inspect.signature(stream.fastphone) if hasattr(stream, 'fastphone') else 'Not available'}")
-    
-    try:
-        # Fix: Use keyword argument instead of positional
-        phone_service = stream.fastphone(
-            token=os.getenv("HF_TOKEN"),
-            host="127.0.0.1",
-            port=8000,
-            share_server_tls_certificate=True  # Use keyword argument format
-        )
-        print("Phone service started successfully")
-    except Exception as e:
-        print(f"Error starting phone service: {e}")
-        print("Falling back to web interface...")
-        # Launch with web interface as fallback
-        stream.ui.launch(server_port=7860)
+    # Use a simpler startup method compatible with Hugging Face Spaces
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=7860)