popov.link/_includes/navbar.html

{% assign pages = site.pages | where: "show", true %}

<nav class="bg-light navbar navbar-expand navbar-light sticky-top" role="navigation">
  <div class="container">
    <a class="mr-auto navbar-brand" href="#">{{ site.title }}</a>
    <ul class="navbar-nav">
      {% for page in pages %}
        <li class="nav-item">
          <a class="nav-link" href="{{ page.url | strip_newlines | strip_html | strip | normalize_whitespace | relative_url | uri_escape }}">
            {{ page.title | default: "Page" | strip_newlines | strip_html | strip | normalize_whitespace | smartify | xml_escape }}
          </a>
        </li>
      {% endfor %}
    </ul>
  </div>
</nav>