Nomad changes

docs/snippets/php/metadata/metadata.php

@@ -0,0 +1,33 @@
+```php title="metadata.php"
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Document Metadata Access
+ *
+ * Extract and access metadata from different document types including
+ * PDFs, HTML, and other formats.
+ */
+
+require_once __DIR__ . '/vendor/autoload.php';
+
+use function Kreuzberg\extract_file;
+
+$result = extract_file('document.pdf');
+
+if (isset($result->metadata->pdf)) {
+    $pdfMeta = $result->metadata->pdf;
+    echo "Pages: " . ($pdfMeta['page_count'] ?? 'N/A') . "\n";
+    echo "Author: " . ($pdfMeta['author'] ?? 'N/A') . "\n";
+    echo "Title: " . ($pdfMeta['title'] ?? 'N/A') . "\n";
+}
+
+$htmlResult = extract_file('page.html');
+
+if (isset($htmlResult->metadata->html)) {
+    $htmlMeta = $htmlResult->metadata->html;
+    echo "Title: " . ($htmlMeta['title'] ?? 'N/A') . "\n";
+    echo "Description: " . ($htmlMeta['description'] ?? 'N/A') . "\n";
+}
+```