consul/ui-v2/app/templates/components/tab-nav.hbs

<nav role="tablist" class="tab-nav">
  <ul>
{{#each items as |item|}}
    <li class={{if (or item.selected (eq selected (if item.label (slugify item.label) (slugify item)))) 'selected'}}>
      <label role="tab" onkeydown={{action 'keydown'}} tabindex="0" aria-controls="radiogroup_{{name}}_{{if item.label (slugify item.label) (slugify item)}}_panel" for="radiogroup_{{name}}_{{if item.label (slugify item.label) (slugify item)}}" data-test-radiobutton="{{name}}_{{if item.label (slugify item.label) (slugify item)}}">
{{#if item.href }}
        <a href={{item.href}}>{{item.label}}</a>
{{else}}
        <a>{{ item }}</a>
{{/if}}
      </label>
    </li>
{{/each}}
  </ul>
</nav>