$ changelog write-atom \
--author-email someone@example.com \
--author-name 'Someone' \
--title 'A Feed' \
--uri 'https://www.example.com/atom.feed'
<?xml version="1.0" encoding="UTF-8"?>
<a:feed xmlns:a="http://www.w3.org/2005/Atom">
<a:author>
<a:name>Someone</a:name>
<a:email>someone@example.com</a:email>
</a:author>
<a:id>https://www.example.com/atom.feed</a:id>
<a:title>A Feed</a:title>
<a:updated>2020-12-10T19:42:05+00:00</a:updated>
<a:entry>
<a:id>4.0.0</a:id>
<a:updated>2020-12-10T00:00:00+00:00</a:updated>
<a:published>2020-12-10T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 4.0.0 released</a:title>
<a:content type="text">com.io7m.changelog 4.0.0 released</a:content>
</a:entry>
<a:entry>
<a:id>3.1.0</a:id>
<a:updated>2017-10-15T00:00:00+00:00</a:updated>
<a:published>2017-10-15T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 3.1.0 released</a:title>
<a:content type="text">com.io7m.changelog 3.1.0 released</a:content>
</a:entry>
<a:entry>
<a:id>3.0.3</a:id>
<a:updated>2017-01-10T00:00:00+00:00</a:updated>
<a:published>2017-01-10T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 3.0.3 released</a:title>
<a:content type="text">com.io7m.changelog 3.0.3 released</a:content>
</a:entry>
<a:entry>
<a:id>3.0.2</a:id>
<a:updated>2017-01-10T00:00:00+00:00</a:updated>
<a:published>2017-01-10T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 3.0.2 released</a:title>
<a:content type="text">com.io7m.changelog 3.0.2 released</a:content>
</a:entry>
<a:entry>
<a:id>3.0.1</a:id>
<a:updated>2016-12-21T00:00:00+00:00</a:updated>
<a:published>2016-12-21T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 3.0.1 released</a:title>
<a:content type="text">com.io7m.changelog 3.0.1 released</a:content>
</a:entry>
<a:entry>
<a:id>3.0.0</a:id>
<a:updated>2016-12-21T00:00:00+00:00</a:updated>
<a:published>2016-12-21T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 3.0.0 released</a:title>
<a:content type="text">com.io7m.changelog 3.0.0 released</a:content>
</a:entry>
<a:entry>
<a:id>2.1.2</a:id>
<a:updated>2016-05-06T00:00:00+00:00</a:updated>
<a:published>2016-05-06T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 2.1.2 released</a:title>
<a:content type="text">com.io7m.changelog 2.1.2 released</a:content>
</a:entry>
<a:entry>
<a:id>2.1.1</a:id>
<a:updated>2015-08-22T00:00:00+00:00</a:updated>
<a:published>2015-08-22T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 2.1.1 released</a:title>
<a:content type="text">com.io7m.changelog 2.1.1 released</a:content>
</a:entry>
<a:entry>
<a:id>2.1.0</a:id>
<a:updated>2014-04-19T00:00:00+00:00</a:updated>
<a:published>2014-04-19T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 2.1.0 released</a:title>
<a:content type="text">com.io7m.changelog 2.1.0 released</a:content>
</a:entry>
<a:entry>
<a:id>2.0.0</a:id>
<a:updated>2014-04-17T00:00:00+00:00</a:updated>
<a:published>2014-04-17T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 2.0.0 released</a:title>
<a:content type="text">com.io7m.changelog 2.0.0 released</a:content>
</a:entry>
<a:entry>
<a:id>1.0.0</a:id>
<a:updated>2012-03-15T00:00:00+00:00</a:updated>
<a:published>2012-03-15T00:00:00+00:00</a:published>
<a:title>com.io7m.changelog 1.0.0 released</a:title>
<a:content type="text">com.io7m.changelog 1.0.0 released</a:content>
</a:entry>
</a:feed>