Nomad changes

docs/snippets/dart/config/pdf_config.md

@@ -0,0 +1,32 @@
+```dart title="Dart"
+import 'package:kreuzberg/kreuzberg.dart';
+
+Future<void> main() async {
+  final config = ExtractionConfig(
+    useCache: true,
+    enableQualityProcessing: true,
+    forceOcr: false,
+    disableOcr: false,
+    pdfOptions: const PdfConfig(
+      extractImages: true,
+      passwords: <String>['password123'],
+      extractMetadata: true,
+      extractAnnotations: false,
+      allowSingleColumnTables: false,
+      hierarchy: HierarchyConfig(
+        enabled: true,
+        kClusters: 4,
+        includeBbox: false,
+      ),
+    ),
+    resultFormat: ResultFormat.unified,
+    outputFormat: OutputFormat.plain(),
+    includeDocumentStructure: false,
+    maxArchiveDepth: 3,
+    useLayoutForMarkdown: false,
+  );
+
+  final result = await KreuzbergBridge.extractFile('encrypted.pdf', null, config);
+  print('Title: ${result.metadata.title}');
+}
+```