Nomad changes

docs/snippets/php/plugins/unregister_plugins.md

@@ -0,0 +1,16 @@
+```php title="PHP"
+<?php declare(strict_types=1);
+
+use Kreuzberg\Kreuzberg;
+
+// Unregister all OCR backends by clearing the registry
+Kreuzberg::clearOcrBackends();
+
+// Unregister all post-processors by clearing the registry
+Kreuzberg::clearPostProcessors();
+
+// Unregister all validators by clearing the registry
+Kreuzberg::clearValidators();
+
+echo "All plugins unregistered\n";
+```