Modify app.py to fix HF_TOKEN import bug

app.py

@@ -1,11 +1,12 @@
-from huggingface_hub import snapshot_download, hf_hub_download
-import importlib.util
-from pathlib import Path
 import os
 
 # 0. Immediately set the HF token from the secret
 os.environ["HUGGINGFACE_TOKEN"] = os.getenv("HF_TOKEN")
 
+from huggingface_hub import snapshot_download, hf_hub_download
+import importlib.util
+from pathlib import Path
+
 # 1. Download a snapshot of the private Space’s repo into a local cache directory
 cache_dir = Path("private_space_cache")
 cache_dir.mkdir(exist_ok=True)