refactor(ui): streamline auth file actions with event delegation

- Updated the auth file action buttons to use data attributes for improved event handling.
- Implemented event delegation for button actions (show details, download, delete) to enhance performance and maintainability.
- Added a hidden class in CSS to manage file item visibility more effectively.
- Refactored modal button actions to utilize event delegation for better code organization.

styles.css

@@ -1701,6 +1701,10 @@ input:checked+.slider:before {
     transition: all 0.3s ease;
 }
 
+.file-item.hidden {
+    display: none;
+}
+
 .key-item:hover,
 .provider-item:hover,
 .file-item:hover {