Remove `CUDA_VISIBLE_DEVICES` (for local development)

app.py

@@ -16,10 +16,8 @@ from transformers import (
     Qwen3VLForConditionalGeneration,
 )
 
-os.environ["CUDA_VISIBLE_DEVICES"] = "0"
-
 # Handle spaces.GPU decorator for GPU allocation in Spaces
-if os.environ.get("SPACES_ZERO_GPU") is not None:
+if "SPACES_ZERO_GPU" in os.environ.keys():
     import spaces
 else: