{% set docs_root = get_section(path="docs/_index.md") %}
<aside class="docs-sidebar">
  <nav>
    <a href="{{ docs_root.permalink }}" class="docs-sidebar-home">Docs home</a>
    {% for subpath in docs_root.subsections %}
    {% set sub = get_section(path=subpath) %}
    <div class="docs-sidebar-section">
      <h4><a href="{{ sub.permalink }}">{{ sub.title }}</a></h4>
      {% if sub.pages %}
      <ul>
        {% for p in sub.pages %}
        <li><a href="{{ p.permalink }}">{{ p.title }}</a></li>
        {% endfor %}
      </ul>
      {% endif %}
    </div>
    {% endfor %}
  </nav>
</aside>