feat: Divi-Fähigkeiten (DiviFeature, Requirement, ConstantRequirement) an Call, Mirror und Manifest; alle acht Adapter getaggt; Tests für Vollständigkeit und die gepinnte Zuordnung

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/Integrations/Divi/Release/Requirement.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace LIT\MCP\Integrations\Divi\Release;
+
+defined('ABSPATH') || exit;
+
+/** One thing an adapter needs from Divi (a call, a mirrored function or a constant) and the features it serves. */
+interface Requirement
+{
+    /** Name for reports, e.g. "GlobalPreset::get_data()" (without the manifest area). */
+    public function label(): string;
+
+    /**
+     * The features this requirement serves itself; [] = the default of the manifest that lists it
+     * (Manifest::featuresOf() resolves that).
+     *
+     * @return list<DiviFeature>
+     */
+    public function features(): array;
+}