adding auth

app.py

@@ -10,7 +10,37 @@ from pathlib import Path
 import time
 import torch
 import spaces
-
+import os
+from huggingface_hub import HfApi, login
+from dotenv import load_dotenv
+
+def setup_hf_auth():
+    """
+    Set up Hugging Face authentication using a token stored as a secret.
+    Returns authenticated HfApi instance if successful.
+    """
+    try:
+        # First try to get token from environment variable
+        hf_token = os.getenv('HF_TOKEN')
+        
+        if not hf_token:
+            raise ValueError("HF_TOKEN not found in environment variables or .env file")
+            
+        # Login to Hugging Face
+        login(token=hf_token)
+        
+        # Initialize API client
+        api = HfApi()
+        
+        # Verify authentication by trying to get user info
+        user_info = api.whoami()
+        print(f"Successfully authenticated as: {user_info.name}")
+        
+        return api
+        
+    except Exception as e:
+        print(f"Authentication failed: {str(e)}")
+        return None
 
 from video_highlight_detector import (
     load_model,
@@ -179,5 +209,9 @@ if __name__ == "__main__":
     device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
     zero = torch.Tensor([0]).to(device)
 
+    hf_api = setup_hf_auth()
+    if not hf_api:
+        raise RuntimeError("Failed to authenticate with Hugging Face")
+    
     app = create_ui("video_spec.json")
     app.launch()