Nomad changes

docs/snippets/php/config/document_structure_config.md

@@ -0,0 +1,16 @@
+```php title="Document Structure Config (PHP)"
+<?php
+use Kreuzberg\ExtractionConfig;
+use Kreuzberg\Kreuzberg;
+
+$config = new ExtractionConfig(includeDocumentStructure: true);
+
+$result = Kreuzberg::extractFileSync('document.pdf', $config);
+
+if ($result->document !== null) {
+    foreach ($result->document->nodes as $node) {
+        echo "[{$node->content->nodeType}]\n";
+    }
+}
+?>
+```