post page and post list builds

src/includes/partials/posts-list.njk

@@ -0,0 +1,15 @@
+<div id="posts--list">
+    {%- for item in collections.post -%}
+    <article>
+        <h2>
+            {{ item.data.title }}
+        </h2>
+        <p>
+            {{ item.data.date }}
+        </p>
+        <p>
+            {{ item.data.page.excerpt }}
+        </p>
+    </article>
+    {%- endfor -%}
+</div>

src/pages/posts.njk

@@ -0,0 +1,7 @@
+---
+layout: base
+title: Posts
+permalink: /posts/
+---
+
+{% include "partials/posts-list.njk" %}