SiteWebAstrolabe/src/_includes/partials/components/nav.njk

{% if navigation.items %}
  <nav id="menu" class="nav" aria-label="{{ariaLabel}}">
    <ul class="[ nav__list ]">
      {% for item in navigation.items %}
        {% set relAttribute = '' %}
        {% set currentAttribute = '' %}

        {% if item.rel %}
          {% set relAttribute = ' rel="' + item.rel + '"' %}
        {% endif %}

        {% if page.url == item.url %}
          {% set currentAttribute = ' aria-current="page"' %}
        {% endif %}

        {% if page.url == item.url %}
        <li class="nav__item active">
        {% else %}
        <li class="nav__item">
        {% endif %}
          <a href="{{ item.url | url }}" {{ relAttribute | safe }}{{ currentAttribute | safe }}>{{ item.text }}</a>
        </li>
      {% endfor %}
    </ul>
  </nav>
{% endif %}