podcast rss example from Matthew Dickens http://matthewdickens.me/files/podcastfeed.txt

podcast-rss.xml

<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0"
  xmlns:atom="http://www.w3.org/2005/Atom"
  xmlns:content="http://purl.org/rss/1.0/modules/content/"
  xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd">
  <channel>
    <atom:link href="http://linktoyourpodcast.com/feed.xml" rel="self" type="application/rss+xml"/>
    <title>Title of Your Podcast</title>
    <description>This is where you will put the full description of your podcast--who creates this podcast and what it's about.</description>
    <copyright>Copyright 2019 Your Name</copyright>
    <language>en</language>
    <pubDate>Fri, 6 Dec 2019 23:35:48 PST</pubDate>
    <lastBuildDate>Fri, 6 Dec 2019 23:35:48 PST</lastBuildDate>
    <image>
      <link>http://linktoyourpodcast.com</link>
      <title>Title of Your Podcast</title>
      <url>http://linktoyourpodcast.com/artwork.jpg</url>
    </image>
    <link>http://linktoyourpodcast.com</link>
    <itunes:type>episodic</itunes:type>
    <itunes:summary>This is where you will put the full description of your podcast--who creates this podcast and what it's about.</itunes:summary>
    <itunes:author>Your Name</itunes:author>
    <itunes:explicit>no</itunes:explicit>
    <itunes:image href="http://linktoyourpodcast.com/artwork.jpg"/>
    <itunes:keywords>keywords, seperated by, commas and, spaces</itunes:keywords>
    <itunes:owner>
      <itunes:name>Your Name</itunes:name>
      <itunes:email>[email protected]</itunes:email>
    </itunes:owner>
    <itunes:category text="Comedy"/>
    <itunes:category text="Personal Journals"/>

    <item>
      <guid isPermaLink="true">http://linktoyourpodcast.com/episode-1.mp3</guid>
      <title>Title of Episode One</title>
      <link>http://linktoyourpodcast.com/episode-1</link>
      <description>This is where you will put the description of this episode. It is important to remember that this should only be plain, unformatted text.</description>
      <pubDate>Sun, 1 Sep 2019 03:40:02 PST</pubDate>
      <author>Your Name</author>
      <content:encoded><![CDATA[<p>This is where you will put the description of this episode. Unlike the text in the <code>"description"<code> tage above, this can be <i>formatted<i> with HTML.</p>]]></content:encoded>
      <enclosure length="37424476" type="audio/mpeg" url="http://linktoyourpodcast.com/episode-1.mp3"/>
      <itunes:title>Title of Episode One</itunes:title>
      <itunes:author>Your Name</itunes:author>
      <itunes:image href="http://linktoyourpodcast.com/artwork.jpg"/>
      <itunes:duration>00:51:18</itunes:duration>
      <itunes:summary>This is where you will put the description of this episode. It is important to remember that this should only be plain, unformatted text.</itunes:summary>
      <itunes:keywords>keywords, seperated by, commas and, spaces</itunes:keywords>
      <itunes:explicit>no</itunes:explicit>
      <itunes:episodeType>full</itunes:episodeType>
      <itunes:episode>1</itunes:episode>
    </item>
  </channel>
</rss>