Minimal Jekyll Atom feed template

blog.xml

---
---
<feed xmlns="http://www.w3.org/2005/Atom">

 <title>{{site.title}}</title>
 <id>http://{{site.domain}}/</id>
 <updated>{{site.time | date_to_xmlschema}}</updated>
 <link href="http://{{site.domain}}/blog.xml" rel="self"/>
 
 {% for post in site.posts %}
 <entry>
   <title>{{post.title}}</title>
   <author><name>{{post.author}}</name></author>
   <id>http://{{site.domain}}/{{post.id}}</id>
   <updated>{{post.date | date_to_xmlschema}}</updated>
   <content type="html">{{post.content | xml_escape}}</content>
 </entry>
 {% endfor %}

</feed>