JSON feed spec supports image and banner image but it seems to be non standard in RSS spec. However, some implementations use a meta tag to add OG image to rss feed: https://grafana.com/blog/news.xml.
I'm not sure how this should be implemented for RSS feed...
I have a working example here and I could make a PR if you want.
Enter your suggestions in details:
Add image support to feed plugin.
JSON feed spec supports image and banner image but it seems to be non standard in RSS spec. However, some implementations use a meta tag to add OG image to rss feed: https://grafana.com/blog/news.xml.
I'm not sure how this should be implemented for RSS feed...
I have a working example here and I could make a PR if you want.