A RSS module that adds elements at the <channel> level that are common to Fireside podcasts.
Two elements are defined, all are sub-elements of <channel>
xmlns:fireside="https://fireside.fm/modules/rss/fireside"
<fireside:hostname>web01.fireside.fm</fireside:hostname>
<fireside:genDate>Wed, 27 Feb 2019 14:27:13 -0600</fireside:genDate>
<fireside:playerUrl>https://fireside.fm/player/v2/abcdefgh+12345678</fireside:playerUrl>
<fireside:playerEmbedCode>
<![CDATA[
<iframe src="https://fireside.fm/player/v2/abcdefgh+12345678?theme=dark" width="740" height="200" frameborder="0" scrolling="no"></iframe>
]]>
</fireside:playerEmbedCode>