Nomad changes

docs/snippets/dart/plugins/list_plugins.md

@@ -0,0 +1,17 @@
+```dart title="Dart"
+import 'package:kreuzberg/kreuzberg.dart';
+
+Future<void> main() async {
+  final extractors = await KreuzbergBridge.listDocumentExtractors();
+  print('Registered extractors: $extractors');
+
+  final processors = await KreuzbergBridge.listPostProcessors();
+  print('Registered processors: $processors');
+
+  final backends = await KreuzbergBridge.listOcrBackends();
+  print('Registered OCR backends: $backends');
+
+  final validators = await KreuzbergBridge.listValidators();
+  print('Registered validators: $validators');
+}
+```