k3s/www/app/views/partials/kubernetes-ui-menu.tmpl.html

<ul class="kubernetes-ui-menu">
    <li ng-repeat="section in menu.sections" class="parent-list-item" ng-class="{'parentActive' : isSectionSelected(section)}">
        <h2 class="menu-heading" ng-if="section.type === 'heading'" id="heading_{{ section.name | nospace }}">
            {{section.name}}
        </h2>
        <menu-link section="section" ng-if="section.type === 'link'"></menu-link>
        <menu-toggle section="section" ng-if="section.type === 'toggle'"></menu-toggle>
        <ul ng-if="section.children" class="menu-nested-list">
            <li ng-repeat="child in section.children" ng-class="{'childActive' : isSectionSelected(child)}">
                <menu-toggle section="child"></menu-toggle>
            </li>
        </ul>
    </li>
</ul>