<?phpdeclare(strict_types=1);namespace App\Module\Checkout\Registration\Validator;use Symfony\Component\Validator\Constraint;/** * @package App\Module\Checkout\Registration\Validator */class IsValidVatId extends Constraint{ public string $messageKey = 'invalid_vat_id'; /** * @return string */ public function validatedBy(): string { return IsValidVatIdValidator::class; }}