feat: update all post filenames

src/tag.html

@@ -9,9 +9,19 @@ pagination:
 permalink: /tags/{{ tag | slugify }}/index.html
 ---
 
+{% from "macros/posts.njk" import list %}
 <h1>Tag: {{ tag }}</h1>
 <p>
     All posts tagged with "{{ tag }}", or go back to <a href="/tags">all tags</a>.
 </p>
-{% set items = collections.postsByTag[ tag ] %}
-{% include "partials/archive.html" %}
+{% set itemsByYear = collections.postsByTag[tag] | reverse | organizeByDate %}
+{% set years = itemsByYear | keys | sort("desc") %}
+<section class="[ flow ]">
+    {% for year in years %}
+        {% set itemsInYear = itemsByYear[year] %}
+        <h2>{{ year }}</h2>
+        <section>
+            {{ list(itemsInYear) }}
+        </section>
+    {% endfor %}
+</section>