public async Task <ActionResult <string> > Delete(Guid id)
        {
            try {
                var uuid          = Guid.Parse(User.Identity.Name);
                var uuidFromQuery = id;

                User userFromDb = await _context.Users.FirstOrDefaultAsync(u => u.Id == uuidFromQuery);

                User userFromTokenId = await _context.Users.FirstOrDefaultAsync(u => u.Id == uuid);

                if ((userFromTokenId == null) || (userFromDb?.Id != userFromTokenId?.Id))
                {
                    return(Unauthorized());
                }

                _context.Remove(userFromDb);
                await _context.SaveChangesAsync();

                return(StatusCode(204));
            } catch (Exception e) {
                return(StatusCode(500));
            }
        }