packages/test-app/app/components/ui/nav/index.hbs
<nav class="nav nav-pills flex-column" ...attributes>
{{#each @items as |item|}}
<a class="nav-link" href="{{item.href}}">{{item.text}}</a>
{{#if item.items}}
<Ui::Nav @items={{item.items}} class="mb-2 ms-3" />
{{/if}}
{{/each}}
</nav>