feat: created basic blog layout

tags.njk

@@ -0,0 +1,27 @@
+---
+pagination:
+  data: collections.postsByTag
+  size: 1
+  alias: tag
+  addAllPagesToCollections: true
+permalink: /tags/{{ tag }}/
+layout: base.njk
+---
+
+<h1>Posts tagged "#{{ collections.postsByTag[tag].name }}"</h1>
+
+<ul class="post-list">
+  {% for post in collections.postsByTag[tag].posts %}
+  <li>
+    <a href="{{ post.url }}" class="post-card">
+      <h2>{{ post.data.title }}</h2>
+      <time datetime="{{ post.date | dateFormat }}">{{ post.date | dateFormat }}</time>
+      {% if post.data.description %}
+      <p>{{ post.data.description }}</p>
+      {% endif %}
+    </a>
+  </li>
+  {% endfor %}
+</ul>
+
+<p><a href="/tags/"><3E> All tags</a></p>