public async Task <IActionResult> GetArticleBySlug(string slug)
        {
            var article = await _articlesService.GetArticleBySlug(slug);

            if (article == null)
            {
                return(new StatusCodeAndDtoWrapper(404, new ErrorDtoResponse("Not Found")));
            }

            //return NotFound();

            return(new StatusCodeAndDtoWrapper(ArticleDetailsDto.Build(article)));
        }