Add image variant

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

partials/image/more.hbs

@@ -0,0 +1,12 @@
+{{#get "posts" limit="all" filter="tags:[{{tags[*].slug}}]+id:-{{id}}" as |related|}}
+{{#if related}}
+<section class="related-posts">
+  <div class="post-feed gh-feed">
+    <div class="grid-item grid-sizer"></div>
+    {{#foreach related}}
+    {{> image/loop}}
+    {{/foreach}}
+  </div>
+</section>
+{{/if}}
+{{/get}}