app/templates/layouts/blank.hbs
<div class="ember-dialog-dialog {{className}} {{if substrate "substrate"}}">
<div class="dialog-content" tabindex="-1">
{{#if templateName}}
<div class="dialog-body">{{partial templateName}}</div>
{{else}}
{{component "dialog-body" layout=template contextObject=contextObject context=context class="dialog-body"}}
{{/if}}
</div>
</div>