fix: library IDs stay hidden without library access (ruling P13)

Outline, node-get, write outlines, the render summary and replace-text's
opaque-node match name no library ID unless the library group is visible
and the user has divi_library; read-only still names them.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

src/Integrations/Divi/Library/LibraryAccess.php

@@ -80,6 +80,17 @@ class LibraryAccess
         return $this->roles->refusal('divi_library');
     }
 
+    /**
+     * Ruling P13: whether library IDs may be named to this connection at all – the library group
+     * is not disabled (P9; "nur lesen" still names them) and the user has the library right
+     * (canList). Otherwise outlines, node-get, write results, text search and the render summary
+     * say "global module" without the entry's ID, as if it were not stored.
+     */
+    public function revealsIds(): bool
+    {
+        return ($this->visible === null || ($this->visible)()) && $this->canList() === null;
+    }
+
     /** Reading one entry: canList() and edit_post on the entry. */
     public function canRead(WP_Post $item): ?WP_Error
     {