/**
     * @inheritdoc
     */
    public function behaviors()
    {
        return [
            'access' => [
                'class' => AccessControl::className(),
                'rules' => [
                    [
                        'actions' => ['index', 'view', 'create', 'update', 'delete'],
                        'allow' => true,
                        'roles' => ['administrator','manager'],
                    ],
                ],
            ],
        ];
    }