Add user confirmation dialog on delete file button

views/file-uploader.njk

@@ -83,7 +83,7 @@
 
                                 <form action="{{ route('delete-file-frontend', file.slug) }}" method="post">
                                     {{ macros.csrf(getCsrfToken) }}
-                                    <button class="button danger"><i data-feather="trash"></i> <span class="tip">Delete</span></button>
+                                    <button class="button danger" onclick="return confirm('Are you sure you want to delete file {{ file.real_name }}?');"><i data-feather="trash"></i> <span class="tip">Delete</span></button>
                                 </form>
                             {% endif %}
                         </td>