Update app.py

app.py

@@ -10,6 +10,11 @@ def upload_file_to_hub(file_path, repo_id, path_in_repo,  repo_type, commit_mess
     """
     Upload a single file to Hugging Face Hub
     """
+     token = os.getenv("Key")  # read secret inside the function
+    if not token:
+        raise RuntimeError("Missing Hugging Face secret 'Key'. Add it in your Space → Settings → Secrets.")
+
+    api = HfApi(token=token)  # create api here
     if not file_path:
         return "❌ Please select a file to upload"
     
@@ -37,6 +42,11 @@ def upload_folder_to_hub(folder_path, repo_id, folder_path_in_repo,  repo_type,
     """
     Upload a folder to Hugging Face Hub
     """
+     token = os.getenv("Key")  # read secret inside the function
+    if not token:
+        raise RuntimeError("Missing Hugging Face secret 'Key'. Add it in your Space → Settings → Secrets.")
+
+    api = HfApi(token=token)  # create api here
     if not folder_path:
         return "❌ Please enter a folder path"