public AdminExpertController()
        {
            vacancyService = new VacancyService(DBContext);
            variabeService = new SectionVariableService(DBContext);

        }
        public AdminVacancyController()
        {
            vacancyService = new VacancyService(DBContext);

        }
        public JoinLOGIController()
        {
            vacancyService = new VacancyService(DBContext);

        }