public function configureAdminMenu(MenuAdmin $menu)
{
// reuse an existing category. Execute the showList() method within the controller when menu item was clicked
// $menu->addManageItem('My User Item', $this->urlForAction('showList'), $orderId = 30);
// $menu->addPlatformItem('My User Item', $this->urlForDefaultAction(), $orderId = 30);
// or create a custom category
// $menu->addItem('CoreAdminHome_MenuManage', 'My User Item', $this->urlForDefaultAction(), $orderId = 30);
}