Add initial thumbnail support

layouts/_default/single.html

@@ -2,6 +2,7 @@
 	<div class="main">
 		<div class="single block">
 			<article class="post">
+				{{- partial "post_thumbnail.html" (dict "page" . ) }}
 				<div class="post__meta meta mb">{{ partial "post_meta.html" . }}</div>
 				<h1 class="post__title">{{ .Title }}</h1>
 				<div class="post__content">{{ .Content }}</div>

layouts/_default/summary.html

@@ -1,4 +1,5 @@
 <article class="post card__box block">
+	{{- partial "post_thumbnail.html" (dict "page" . ) }}
 	<h1 class="post__title"><a class="post__title-link" href="{{ .RelPermalink }}">{{ .Title }}</a></h1>
 	<div class="post__content">{{- .Summary }}</div>
 	<div class="post__meta meta mt tar">{{ partial "post_meta.html" . }}</div>

layouts/partials/post_thumbnail.html

@@ -0,0 +1,6 @@
+{{- $img := ( .page.Resources.ByType "image").GetMatch "thumbnail.*" }}
+{{- with $img }}
+	<figure class="post__thumbnail thumbnail">
+		<img class="thumbnail__img" src="{{ $img.RelPermalink }}" alt="{{ $img.Title }}">
+	</figure>
+{{- end }}