private static async Task AppendRowsAsync(StringBuilder builder, PRListViewModel prs)
        {
            foreach (var pr in prs.PullRequests)
            {
                var link = await prs.IconRetriever.GetUserProfileIconUrl(pr.CreatorLogin);

                builder.AppendLine($"| ![icon]({link}&s=20) {pr.CreatorLogin} | [{pr.Number}]({pr.Url}) | {pr.Title}");
            }
        }
        private static async Task GenerateMarkdownTableForPrs(StringBuilder buffer, string header, PRListViewModel list)
        {
            AppendHeader(buffer, header);
            await AppendRowsAsync(buffer, list);

            buffer.AppendLine();
        }