fediversity_website_archive/themes/nluug/layouts/partials/recursive-pages.html

{{ $child_pages := union .Sections .Pages }}
<ul>
  {{ range $child_pages.ByTitle }}
  <li>
    <a href="{{ .RelPermalink }}"> {{ .Title }} </a>
    {{ if or (.Sections) (.Pages) }}
      {{ partial "recursive-pages.html" . }}
    {{ end }}
  </li>
  {{ end }}
</ul>