feat: add hugging face spaces.GPU decorator

app.py

@@ -3,7 +3,7 @@ VibeVoice Gradio Demo - High-Quality Dialogue Generation Interface with Streamin
 """
 
 import argparse, os, tempfile
-import torch
+import torch, spaces
 import gradio as gr
 
 from transformers.utils import logging
@@ -229,6 +229,7 @@ Or paste text directly and it will auto-assign speakers.""",
         )
         
         # Main generation function with streaming
+        @spaces.GPU
         def generate_podcast_wrapper(num_speakers, script, speaker_1, speaker_2, speaker_3, speaker_4, cfg_scale, disable_voice_cloning):
             """Wrapper function to handle the streaming generation call."""
             try: