Add tag listings

src/blog/tag.html

@@ -0,0 +1,25 @@
+---
+title: Blog
+layout: base.njk
+pagination:
+    data: tags
+    size: 1
+    alias: tag
+eleventyComputed:
+    permalink: "/post/tag/{{ tag.slug }}/"
+---
+
+<main class="wrapper-md stack-lg">
+<h1>Posts tagged “{{ tag.name }}”</h1>
+
+<ol class="stack-xl" role='list'>
+    {% for item in tag.posts %}
+    <li class="stack-xs">
+        <h2><a href="/post/{{ item.slug }}">{{ item.title.rendered | safe }}</a></h2>
+        <time class="block">{{ item.date | parseDate | dateDisplay }}</time>
+        {{ item.excerpt.rendered | safe }}
+        <a href="/post/{{ item.slug }}" class="inline-block">Read more</a>
+    </li>
+    {% endfor %}
+</ol>
+</main>