nested folder structures

b0esche_cloud/lib/blocs/file_browser/file_browser_bloc.dart

@@ -41,7 +41,7 @@ class FileBrowserBloc extends Bloc<FileBrowserEvent, FileBrowserState> {
       _filteredFiles = _currentFiles;
       _currentPage = 1;
       if (files.isEmpty) {
-        emit(DirectoryEmpty());
+        emit(DirectoryEmpty(_currentPath));
       } else {
         _emitLoadedState(emit);
       }
@@ -135,7 +135,7 @@ class FileBrowserBloc extends Bloc<FileBrowserEvent, FileBrowserState> {
       _filteredFiles = files;
       _currentPage = 1;
       if (files.isEmpty) {
-        emit(DirectoryEmpty());
+        emit(DirectoryEmpty(_currentPath));
       } else {
         _emitLoadedState(emit);
       }

b0esche_cloud/lib/blocs/file_browser/file_browser_state.dart

@@ -62,7 +62,14 @@ class DirectoryLoaded extends FileBrowserState {
   ];
 }
 
-class DirectoryEmpty extends FileBrowserState {}
+class DirectoryEmpty extends FileBrowserState {
+  final String currentPath;
+
+  const DirectoryEmpty(this.currentPath);
+
+  @override
+  List<Object> get props => [currentPath];
+}
 
 class DirectoryError extends FileBrowserState {
   final String error;

b0esche_cloud/lib/pages/file_explorer.dart

@@ -425,7 +425,7 @@ class _FileExplorerState extends State<FileExplorer> {
                                 context.read<FileBrowserBloc>().add(
                                   CreateFolder(
                                     orgId: 'org1',
-                                    parentPath: '/',
+                                    parentPath: state.currentPath,
                                     folderName: folderName,
                                   ),
                                 );
@@ -456,8 +456,21 @@ class _FileExplorerState extends State<FileExplorer> {
                       splashColor: Colors.transparent,
                       highlightColor: Colors.transparent,
                       onPressed: () {
+                        final parentPath = state.currentPath == '/'
+                            ? '/'
+                            : state.currentPath
+                                  .substring(
+                                    0,
+                                    state.currentPath.lastIndexOf('/'),
+                                  )
+                                  .isEmpty
+                            ? '/'
+                            : state.currentPath.substring(
+                                0,
+                                state.currentPath.lastIndexOf('/'),
+                              );
                         context.read<FileBrowserBloc>().add(
-                          LoadDirectory(orgId: 'org1', path: '/'),
+                          LoadDirectory(orgId: 'org1', path: parentPath),
                         );
                       },
                     ),
@@ -519,7 +532,7 @@ class _FileExplorerState extends State<FileExplorer> {
                                       );
                                     },
                                     child: Text(
-                                      '${breadcrumb.name}/',
+                                      '/${breadcrumb.name}',
                                       style: const TextStyle(
                                         color: AppTheme.secondaryText,
                                       ),

b0esche_cloud/lib/repositories/mock_file_repository.dart

@@ -172,10 +172,11 @@ class MockFileRepository implements FileRepository {
   Future<List<FileItem>> getFiles(String orgId, String path) async {
     await Future.delayed(const Duration(seconds: 1));
     if (path == '/') {
-      return _files;
+      return _files.where((f) => !f.path.substring(1).contains('/')).toList();
     } else {
-      // For subfolders, return empty for simplicity
-      return [];
+      return _files
+          .where((f) => f.path.startsWith('$path/') && f.path != path)
+          .toList();
     }
   }
 
@@ -205,10 +206,15 @@ class MockFileRepository implements FileRepository {
     String folderName,
   ) async {
     await Future.delayed(const Duration(seconds: 1));
-    final newPath = '$parentPath/$folderName';
+    final normalizedName = folderName.startsWith('/')
+        ? folderName.substring(1)
+        : folderName;
+    final newPath = parentPath == '/'
+        ? '/$normalizedName'
+        : '$parentPath/$normalizedName';
     _files.add(
       FileItem(
-        name: folderName,
+        name: normalizedName,
         path: newPath,
         type: FileType.folder,
         lastModified: DateTime.now(),