public static function setFlag($name, $value)
{
$settings = self::getSystemConfig()->toArray();
if (!isset($settings["flags"])) {
$settings["flags"] = [];
}
$settings["flags"][$name] = $value;
$configFile = \Pimcore\Config::locateConfigFile("system.php");
File::putPhpFile($configFile, to_php_data_file_format($settings));
}