public void Apply(Backend.API.Data.DataContext context)
 {
     context.Users.AddRange(new []
     {
         new UserEntity {
             Name = "Anton Boyko", Email = "*****@*****.**", Phone = "+123456887456"
         },
         new UserEntity {
             Name = "Sergey Solod", Email = "*****@*****.**", Phone = "+383456887456"
         },
         new UserEntity {
             Name = "Ivan Ivanov", Email = "*****@*****.**", Phone = "+456987123852"
         },
         new UserEntity {
             Name = "Petro Petrov", Email = "*****@*****.**", Phone = "+159987741369"
         }
     });
     context.SaveChanges();
 }
        public bool IsPresent(Backend.API.Data.DataContext context)
        {
            var isPresent = context.Users.Any(p => p.Name == "Anton Boyko");

            return(isPresent);
        }