protected function configure()
{
$this->setName('diff')->setDescription('Compare the current Magento configuration with a file.')->addArgument('config-yaml-file', InputArgument::REQUIRED, 'The YAML file containing the configuration settings.')->addOption('magento-root', null, InputArgument::OPTIONAL, 'The Magento root directory, defaults to current working directory.', getcwd())->addOption('env', null, InputArgument::OPTIONAL, 'Environment in the YAML to compare the database to. If one is not provided, no environment will be used.');
}