With type module
Adds ‘type=module’ to the javascript_include_tag. By default, use_type_module is false.
How it looks (preview)
<!DOCTYPE html>
<html lang="en" class="govuk-template">
<head>
<meta charset="utf-8" />
<title>A page title - GOV.UK Publishing</title>
<meta name="robots" content="noindex,nofollow,noimageindex">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="icon" type="image/x-icon" href="/assets/government-frontend/govuk_publishing_components/favicon-production-e0de5a19794718059fac0d33d2a76a9224571294ae1105f8346aa484bb119926.png" />
<link rel="stylesheet" href="/assets/government-frontend/application-c357aabf79c6236777c898194d9ab6cc820429fa50731a1ad9185441b1a72cbb.css" media="all" />
</head>
<body class="gem-c-layout-for-admin govuk-template__body">
<script nonce="zZYeOCQx6E/TU5z76vqB2w==">
//<![CDATA[
document.body.className += ' js-enabled' + ('noModule' in HTMLScriptElement.prototype ? ' govuk-frontend-supported' : '');
//]]>
</script>
<!-- You probably want to use the header, main & footer components here -->
<script src="/assets/government-frontend/application-01a60bd9634d5b54b3f79c12cb1b2d95f8b00bbd24b9b2cf897066f58f75f432.js" type="module"></script>
</body>
</html>
How to call this example
<%= render "govuk_publishing_components/components/layout_for_admin", {
environment: "production",
product_name: "Publishing",
browser_title: "A page title",
use_type_module: true
} do %>
<!-- You probably want to use the header, main & footer components here -->
<% end %>