Enhance video file detection in file explorer; format video extensions list and improve video URL retrieval for video viewer.

b0esche_cloud/lib/pages/file_explorer.dart

@@ -872,8 +872,19 @@ class _FileExplorerState extends State<FileExplorer> {
   ) {
     // Video file detection
     final videoExtensions = [
-      '.mp4', '.webm', '.mov', '.avi', '.mkv', '.flv', '.wmv', '.m4v',
-      '.ogv', '.3gp', '.ts', '.mpg', '.mpeg',
+      '.mp4',
+      '.webm',
+      '.mov',
+      '.avi',
+      '.mkv',
+      '.flv',
+      '.wmv',
+      '.m4v',
+      '.ogv',
+      '.3gp',
+      '.ts',
+      '.mpg',
+      '.mpeg',
     ];
     final isVideo = videoExtensions.any(
       (ext) => file.name.toLowerCase().endsWith(ext),
@@ -891,8 +902,10 @@ class _FileExplorerState extends State<FileExplorer> {
             context.read<FileBrowserBloc>().add(NavigateToFolder(file.path));
           } else if (isVideo) {
             // Open video files in video viewer
-            final videoUrl = await getIt<FileService>()
-                .getDownloadUrl(widget.orgId, file.path);
+            final videoUrl = await getIt<FileService>().getDownloadUrl(
+              widget.orgId,
+              file.path,
+            );
             _showVideoViewer(
               file.name,
               '${getIt<FileService>().baseUrl}$videoUrl',