Nomad changes

docs/snippets/php/config/postprocessor_config.md

@@ -0,0 +1,23 @@
+```php title="PHP"
+<?php
+declare(strict_types=1);
+
+use Kreuzberg\Kreuzberg;
+use Kreuzberg\ExtractionConfig;
+use Kreuzberg\PostProcessorConfig;
+
+$config = new ExtractionConfig(
+    postprocessor: new PostProcessorConfig(
+        enabled: true,
+        enabledProcessors: [
+            'whitespace_normalizer',
+            'unicode_normalizer'
+        ]
+    )
+);
+
+$result = Kreuzberg::extractFileSync('document.pdf', null, $config);
+
+echo "Processed content: " . substr($result->getContent(), 0, 100) . "...\n";
+?>
+```