refactor: Übergangs-API der Gesamtsperre entfernt (assertWritable, writable, refusal, writeFeatures, released); DiviLocked verlangt die gesperrten Fähigkeiten, Tests bauen Zustände über ReleaseMatrices

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

src/Integrations/Divi/Release/DiviLocked.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace LIT\MCP\Integrations\Divi\Release;
 
 use LIT\MCP\Abilities\ToolRefusal;
+use LogicException;
 use RuntimeException;
 use Throwable;
 use WP_Error;
@@ -13,26 +14,31 @@ defined('ABSPATH') || exit;
 
 /**
  * A Divi call refused because a feature it needs is not released (spec §5.5, D6); AbilityRegistrar returns
- * toError(). Without features it is the general write lock of the overall status (texts of spec §5.6).
+ * toError().
  */
 final class DiviLocked extends RuntimeException implements ToolRefusal
 {
-    /** @param list<DiviFeature> $features The locked features the refused call needs; [] = writing in general. */
-    public function __construct(public readonly ReleaseStatus $status, public readonly array $features = [])
+    /**
+     * @param non-empty-list<DiviFeature> $features The locked features the refused call needs.
+     * @throws LogicException When $features is empty – a lock always names what it locks.
+     */
+    public function __construct(public readonly ReleaseStatus $status, public readonly array $features)
     {
+        if ($features === []) {
+            throw new LogicException('a Divi lock needs the locked features');
+        }
+
         parent::__construct(sprintf(
             '%s is %s for LIT MCP – %s refused',
             $status->versionLabel(),
             $status->state->value,
-            $features === []
-                ? 'write'
-                : implode(', ', array_map(static fn (DiviFeature $feature): string => $feature->value, $features))
+            implode(', ', array_map(static fn (DiviFeature $feature): string => $feature->value, $features))
         ));
     }
 
     public function toError(): WP_Error
     {
-        return $this->features === [] ? $this->status->refusal() : $this->status->refusalFor($this->features);
+        return $this->status->refusalFor($this->features);
     }
 
     /** The lock anywhere in $e's chain of previous exceptions (callers wrap failures in WriteFailed). */