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

src/includes/metadata/index.liquid

@@ -29,6 +29,8 @@
     {% render "fetchers/movie.php.liquid" %}
   {%- when 'show' -%}
     {% render "fetchers/show.php.liquid" %}
+  {%- when 'tags' -%}
+    {% render "fetchers/tags.php.liquid" %}
   {%- when 'blog' -%}
     {%- assign pageTitle = post.title -%}
     {%- assign pageDescription = post.description -%}