发现菜单缓存bug

$this->assign('_top_menus', MenuModel::getTopMenu(config('top_menu_max'), '_top_menus'));

// 读取全部顶级菜单

$this->assign('_top_menus_all', MenuModel::getTopMenu('', '_top_menus_all'));

 $role = session('user_auth.role');

 // 读取顶部菜单

$this->assign('_top_menus', MenuModel::getTopMenu(config('top_menu_max'), '_top_menus'.$role));

// 读取全部顶级菜单

$this->assign('_top_menus_all', MenuModel::getTopMenu('', '_top_menus_all'.$role));