docs/_includes/_joiningBlocks/_layoutHome/sidebar/20-navigation.njk
<rocket-navigation>
<ul>
{%- for entry in collections.header %}
<li>
<a href="{{ entry.url | url }}" class="
{% if entry.url == page.url %} current {% endif %}
{% if (page.url.search(entry.url) !== -1) and (page.url !== '/') %} active {% endif %}
">{{ entry.data.eleventyNavigation.key }}</a>
</li>
{%- endfor %}
</ul>
{% include 'partials/mobile-sidebar-bottom.njk' %}
</rocket-navigation>