Create annotated Starterkit

site/snippets/intro.php

@@ -1,3 +1,13 @@
+<?php
+/**
+ * Snippets are a great way to store code snippets for reuse or to keep your templates clean.
+ * in loops or simply to keep your templates clean.
+ * This intro snippet is reused in multiple templates. While it does not contain much code,
+ * it helps to keep your code DRY and thus facilitate maintenance when you have to make changes.
+ * More about snippets: https://getkirby.com/docs/guide/templates/snippets
+ */
+?>
+
 <header class="intro">
   <h1><?= $page->title() ?></h1>
 </header>