[HttpGet("/employees")] //localhost:123/employees
        public ActionResult <List <FileEmployee> > GetFileEmployees()
        {
            var employees = _dbService.GetAllEmployees();
            var result    = new List <FileEmployee>();

            _mapper = new MapperConfiguration(cfg => cfg.CreateMap <Employee, FileEmployee>()).CreateMapper();

            foreach (var employee in employees)
            {
                result.Add(FileEmployee.FromEmployee(_mapper, employee));
            }

            return(result);
        }