gnu-social/plugins/AudioEncoder/templates/audioEncoder/audioEncoderView.html.twig

<div>
  <figure>
    <audio class="u-audio" src="{{ attachment.getUrl() }}" controls>
    </audio>
    <figcaption><a
          href="{{ path('attachment_show', {'id': attachment.getId()}) }}">{{ attachment.getBestTitle(note) }}</a>
    </figcaption>
  </figure>
</div>