consul/ui-v2/app/templates/components/app-view.hbs

{{yield}}
{{#if (not loading)}}
<header>
{{#each flashMessages.queue as |flash|}}
    {{#flash-message flash=flash as |component flash|}}
        {{! flashes automatically ucfirst the type }}
        <p class={{if (eq component.flashType 'Success') 'success' 'error'}}><strong>{{if (eq component.flashType 'Success') 'Success!' 'Error!'}}</strong> {{flash.message}}</p>
    {{/flash-message}}
{{/each}}
    <div>
        <div class="actions">
            {{#yield-slot 'actions'}}{{yield}}{{/yield-slot}}
        </div>
        <div>
            <nav aria-label="Breadcrumb">
                {{#yield-slot 'breadcrumbs'}}{{yield}}{{/yield-slot}}
            </nav>
            {{#yield-slot 'header'}}{{yield}}{{/yield-slot}}
        </div>
    </div>
    {{#yield-slot 'toolbar'}}{{yield}}{{/yield-slot}}
</header>
{{/if}}
<div>
    {{#if loading}}
        {{partial 'consul-loading'}}
    {{else}}
        {{#yield-slot 'content'}}{{yield}}{{/yield-slot}}
    {{/if}}
</div>