Fix: Monkeypatch torch.cuda to prevent crash on non-NVIDIA CPU systems

ylff/utils/model_loader.py

@@ -234,6 +234,12 @@ def load_da3_model(
             else:
                 logger.warning("MPS requested but not available. Falling back to CPU.")
                 device = "cpu"
+                
+                # Monkeypatch torch.cuda.is_bf16_supported to avoid initializing CUDA on CPU machines
+                # This prevents "Found no NVIDIA driver" error in depth_anything_3/api.py
+                if hasattr(torch.cuda, "is_bf16_supported"):
+                    logger.info("Patching torch.cuda.is_bf16_supported to prevent CUDA initialization on CPU")
+                    torch.cuda.is_bf16_supported = lambda: False
 
         logger.info(f"Loading DA3 model: {model_name} on {device}")
         model = DepthAnything3.from_pretrained(model_name)