mind-overflow-website-ghost-theme/partials/post-card-small.hbs

{{!-- Gest the 3 most recent related posts --}}
{{#get "posts" limit="3" filter="id:-{{post.id}}+tags:[{{post.tags}}]" include="tags" as |related|}}
    <h4>Similar posts</h4>
    {{#foreach related}}
        <article class="{{post_class}}">
            <a class="mind-post-card-sidebar_main" href="{{url}}">

                {{#if feature_image}}
                    <img class="mind-post-card-sidebar_feature-image" src="{{img_url feature_image size="s"}}"
                         alt="{{title}}"/>
                {{/if}}
                <header class="mind-post-card-sidebar_header">
                    <p class="mind-post-card-sidebar_meta"><span
                            class="mind-post-card-sidebar_tag">{{primary_tag.name}}</span> •
                        <time class="post-date" datetime="{{date published_at format='YYYY-MM-DD'}}">{{date
                                published_at format="DD MMMM YYYY"}}</time>
                    </p>
                    <h5>{{title}}</h5>
                </header>
            </a>
        </article>
    {{/foreach}}
{{else}}
    <h4>No related posts</h4>
{{/get}}