Add Homepage Icon to Discourse Menu

return-home.html

<!--
To add this JavaScript code to your site theme:
  1. Go to Admin > Customize > Themes
  2. Select the theme you wish to customize
  5. Click `Edit CSS/HTML`
  4. Go to `</head>` tab
  5. Copy & paste code from below
  6. Click to Preview/Save
</head>
-->

<script type="text/discourse-plugin" version="0.4">
api.decorateWidget('header-icons:before', helper => {
    return helper.h('li', [
        helper.h('a#home-button.icon', {
            href:'https://www.domain.com/',
            title: '← Return to Homepage'
        }, helper.h('i.fa.fa-home.home-button-icon.d-icon')),
    ]);
});
</script>