public async Task <IActionResult> PostComment([FromBody] CommentRegistrationViewModel model)
        {
            var result = await CannotCommentAsync(model.IssueId);

            if (result != null)
            {
                return(result);
            }

            var cmt = await Db.AddCommentAsync(model, GetUserId());

            return(new OkObjectResult(cmt.AsDetail()));
        }