consul/ui-v2/app/templates/components/action-group.hbs

<input type="radio" name="actions" id="actions_{{index}}" checked={{if (eq checked 'checked') 'checked' }} onchange={{action onchange}} value={{index}} />
<label for="actions_{{index}}">
    <span>Open</span>
</label>
<label for="actions_close">
    <span>Close</span>
</label>
{{yield}}