Add an attribute to mark menu builder methods

src/Knp/Menu/Attribute/AsMenuBuilder.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Knp\Menu\Attribute;
+
+/**
+ * A reusable attribute to help configure a class method as being a menu builder.
+ *
+ * Using it offers no guarantee: it needs to be leveraged by a KnpMenu third-party consumer.
+ *
+ * Using it with the KnpMenu library only has no effect at all: wiring the menu builder into
+ * the menu provider is expected to be handled by framework integrations.
+ */
+#[\Attribute(\Attribute::TARGET_METHOD | \Attribute::IS_REPEATABLE)]
+final class AsMenuBuilder
+{
+    public function __construct(
+        public readonly string $name,
+    ) {
+    }
+}