public void UpdateBoardDescription(int BoardId, string Description)
        {
            kanbanboard board = GetBoardById(BoardId);

            board.Description = Description;
            _db.SaveChanges();
        }
        public void UpdateBoardColor(int BoardId, string Color)
        {
            kanbanboard board = GetBoardById(BoardId);

            board.Color = Color;
            _db.SaveChanges();
        }
        public void UpdateBoardName(int BoardId, string Name)
        {
            kanbanboard board = GetBoardById(BoardId);

            board.Name = Name;
            _db.SaveChanges();
        }