public ActionResult <TaskTeamDTO> RemoveTeam(long teamId)
        {
            try
            {
                TaskTeam tt = _taskTeams.GetByIdSimple(teamId);
                _taskTeams.Remove(tt);
                _taskTeams.SaveChanges();

                return(new TaskTeamDTO(tt));
            }
            catch (ArgumentNullException)
            {
                return(NotFound("Team or user not found"));
            }
        }