privacyguides.org/theme/partials/path-item.html

<!-- {#
  Copyright (c) 2016-2023 Martin Donath <martin.donath@squidfunk.com>
  Copyright (c) 2023 Jonah Aragon <jonah@triplebit.net>

  Permission is hereby granted, free of charge, to any person obtaining a copy
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  rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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  furnished to do so, subject to the following conditions:

  The above copyright notice and this permission notice shall be included in
  all copies or substantial portions of the Software.

  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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#} -->

<!-- Render navigation item -->
{% macro render(nav_item, ref = nav_item) %}

  <!-- Navigation item with nested items -->
  {% if nav_item.children %}
    {% set first = nav_item.children | first %}

    <!-- Recurse, if the first item has further nested items -->
    {% if first.children %}
      {{ render(first, ref) }}

    <!-- Nested navigation link -->
    {% else %}
      <a href="{{ first.canonical_url | url }}" class="md-path__link" property="item" typeof="WebPage">
        <span class="md-ellipsis" property="name">
          {{ ref.title }}
        </span>
      </a>
    {% endif %}

  <!-- Navigation link -->
  {% else %}
    <a href="{{ nav_item.canonical_url | url }}" class="md-path__link" property="item" typeof="WebPage">
      <span class="md-ellipsis" property="name">
        {{ ref.title }}
      </span>
    </a>
  {% endif %}
{% endmacro %}