public function getMessageValidator(): ValidateMessage
    {
        $messageValidator = new ValidateMessageImplementation(
            [
                new CapitalizeTheSubjectLineValidator(),
                new DoNotEndTheSubjectLineWithAPeriodValidator(),
                new LimitTheBodyWrapLengthTo72CharactersValidator(),
                new LimitTheTitleLengthTo69CharactersValidator(),
                new SeparateSubjectFromBodyWithABlankLineValidator(),
                new SoftLimitTheTitleLengthTo50CharactersValidator(),
            ]
        );

        return $messageValidator;
    }