feat: add tags as pagefind filters

src/_includes/partials/post-tags.liquid

@@ -2,7 +2,9 @@
   {% for tag in tags %}
     {% if tag != "posts" %}
       <a href="/tags/{{ tag }}">
-        <div class="tag--button tag--button__small">{{ tag }}</div>
+        <div
+          class="tag--button tag--button__small"
+          data-pagefind-filter="tag">{{ tag }}</div>
       </a>
     {% endif %}
   {% endfor %}

src/tags.md

@@ -19,7 +19,6 @@ meta:
 ---
 
 {% for tag in collections.tagList %}
-
 <span>
   <a href="/tags/{{ tag }}" class="!no-underline">
     <button class="tag--button">