public Client Add(Client item)
        {
            var addedItem = _context.Clients.Add(new Client()
            {
                Name = item.Name,
                Description = item.Description,
                DateCreated = DateTime.Now
            });

            _context.SaveChanges();

            return addedItem;
        }
        public Client Update(Client item)
        {
            var itemToUpdate = _context.Clients.FirstOrDefault(b => b.Token == item.Token);

            itemToUpdate.Name = item.Name;

            itemToUpdate.Description = item.Description;

            item.DateModified = DateTime.Now;

            _context.SaveChanges();

            return itemToUpdate;
        }