public IActionResult Index()
        {
            DataConnector d = new DataConnector();
            var           e = d.GetAll();

            var i = e.Max(emp => emp.Id);

            i++;
            Employee newEmpl = new Employee {
                Id = i, FirstName = "Alex", LastName = "Bean"
            };

            var result = d.Add(newEmpl);

            return(View());
        }