Make the hardware a settings change, not a code change

app.py

@@ -11,6 +11,7 @@ import torch
 from pyharp import ModelCard, build_endpoint, SampleRate, Channels
 from pyharp.tags import Subcategory
 from df import enhance, init_df
+import spaces
 
 # -----------------------------
 # Model metadata for HARP
@@ -88,6 +89,7 @@ def apply_attenuation_db(noisy: np.ndarray, enhanced: np.ndarray, noise_atten_db
 
 
 @torch.inference_mode()
+@spaces.GPU(duration=120)
 def process_fn(input_audio_path: str, noise_atten_db: float) -> str:
     if not input_audio_path:
         raise ValueError("No input audio provided.")