_docs/_includes/section-toc.html

{% assign s = include.section %}

{% if include.title %}
<a {% if s.url %} href="{{site.attrs.base_url}}{{s.url}}" {% endif %}>{{s.title}}</a>
{% endif %}

{% if s.items %}
    <ul class='sub_pages'>
    {% for subpage in s.items %}
        <li><a href="{{site.attrs.base_url}}{{subpage.url}}" class=''>{{subpage.title}}</a></li>
    {% endfor %}
    </ul>
{% endif %}