actix-admin/actix_admin/templates/header.html

<header>
    <nav>
        <ul>
            <li><a href="/admin/">Actix Admin</a></li>
        </ul>
        <ul>
            {% for entity_name in entity_names -%}
            <li><a href="/admin/{{ entity_name }}/list" class="secondary">{{ entity_name }}</a></li>
            {%- endfor %}
        </ul>
    </nav>
</header>