refactor：用 AdminApiList 统一后台列表类接口的响应格式

app/Http/Controllers/Api/V1/Admin/User/AdminUserRoleSyncController.php

@@ -7,7 +7,6 @@ use App\Models\AdminUser;
 use App\Support\ApiResponse;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
-use Illuminate\Support\Facades\DB;
 use Illuminate\Validation\Rule;
 
 /** PUT /api/v1/admin/admin-users/{admin_user}/roles */
@@ -22,29 +21,7 @@ final class AdminUserRoleSyncController extends Controller
         ])->validate();
 
         $slugs = array_values(array_unique($data['role_slugs']));
-        $siteId = AdminUser::defaultAdminSiteId();
-
-        $roleIds = DB::table('admin_roles')
-            ->whereIn('slug', $slugs)
-            ->pluck('id')
-            ->all();
-
-        DB::transaction(function () use ($admin_user, $siteId, $roleIds): void {
-            DB::table('admin_user_site_roles')
-                ->where('admin_user_id', $admin_user->id)
-                ->where('site_id', $siteId)
-                ->delete();
-
-            $now = now();
-            foreach ($roleIds as $rid) {
-                DB::table('admin_user_site_roles')->insert([
-                    'admin_user_id' => $admin_user->id,
-                    'site_id' => $siteId,
-                    'role_id' => (int) $rid,
-                    'granted_at' => $now,
-                ]);
-            }
-        });
+        $admin_user->syncRoleSlugsForDefaultSite($slugs);
 
         $admin_user->load('roles');