  <a class="alt btn chapter-cta comment-cta discuss-cta hidden" hreflang="en" href="https://discuss.httparchive.org/t/{{ metadata.get('discuss') }}">
            <svg width="22" height="22" role="img" aria-labelledby="discuss-this-chapter-cta">
              <title id="discuss-this-chapter-cta">{{ self.discuss_this_chapter() }}:</title>
              <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#comment-logo"></use>
            </svg>
            <span class="num-comments">{{ self.comments_fa