refactor(shop_category): migrate admin module to Domain+DI with routing and ajax cleanup

admin/templates/shop-product/mass-edit.php

@@ -97,7 +97,7 @@
                   <b><?= $category['languages'][$this->dlang]['title']; ?></b>
                 </div>
                 <?= \Tpl::view( 'shop-product/subcategories-list', [
-                        'categories' => \admin\factory\ShopCategory::subcategories( $category['id'] ),
+                  'categories' => ( new \Domain\Category\CategoryRepository( $GLOBALS['mdb'] ) )->subcategories( $category['id'] ),
                         'level' => ($this->level ?? 0) + 1,
                         'dlang' => $this->dlang,
                         'name' => 'mass_categories[]'