feat(tags): this adds support for post, link, book, show and movie tags with a tag list view and per tag pages

src/pages/sections/posts/post.html

@@ -13,9 +13,10 @@ schema: blog
       {{ post.date | date: "%B %e, %Y" }}
     </time>
   </aside>
-  <h3>
-    {{ post.title }}
-  </h3>
+  <h3>{{ post.title }}</h3>
+  {% render "blocks/tags.liquid",
+    tags:post.tags
+  %}
   <div>
     {% render "blocks/banners/old-post.liquid",
       isOldPost:post.old_post