blog.polynom.me/layout/feed.xml

<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
    <channel>
        <title>{{ blog_title }}</title>
        <link>https://{{ blog_url }}</link>
        <webMaster>papatutuwawa [a] polynom.me</webMaster>
        <description>{{ blog_description }}</description>
        <language>en-gb</language>
        <atom:link href="https://{{ blog_url }}/atom.xml" rel="self" type="application/rss+xml" />

        {{ content }}
    </channel> 
</rss>