Add datetime attribute to time elements

src/blog/index.html

@@ -12,7 +12,7 @@ pagination:
         {% for item in pagination.items %}
         <li class="stack-xs">
             <h2><a href="/post/{{ item.slug }}">{{ item.title.rendered | safe }}</a></h2>
-            <time class="block">{{ item.date | parseDate | dateDisplay }}</time>
+            <time class="block" datetime="{{ item.date }}">{{ item.date | parseDate | dateDisplay }}</time>
             {{ item.excerpt.rendered | safe }}
             <a href="/post/{{ item.slug }}" class="inline-block">Read more</a>
         </li>

src/blog/tag.html

@@ -17,7 +17,7 @@ eleventyComputed:
     {% 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>
+        <time datetime="{{ post.date }}" class="block">{{ item.date | parseDate | dateDisplay }}</time>
         {{ item.excerpt.rendered | safe }}
         <a href="/post/{{ item.slug }}" class="inline-block">Read more</a>
     </li>