private async Task <IActionResult> UpdateExistingVote(VoteDto voteDto, Vote vote, CancellationToken ct)
        {
            if (vote.Value == voteDto.Value)
            {
                return(Accepted());
            }
            vote.Value = voteDto.Value;
            await _context.SaveChangesAsync(ct);

            if (vote.Value > 0)
            {
                await _context.ChangeUpVoteAsync(voteDto.CommentId, ct).ConfigureAwait(false);
            }
            else
            {
                await _context.ChangeDownVoteAsync(voteDto.CommentId, ct).ConfigureAwait(false);
            }
            return(Accepted());
        }