prettified rss xml using pretty-feed xsl

content/subscribe.md

@@ -6,7 +6,9 @@ aliases:
     - /feed
 ---
 
-If you like receiving updates on all things Brain Baking, you can simply subscribe to one of the _RSS feeds_ below. Freshly baked thoughts and ideas, served in your own favorite news reader, how about that? I like [NetNewsWire](https://netnewswire.com/), which comes with a catchy slogan:
+If you like receiving updates on all things Brain Baking, you can simply subscribe to one of the _RSS feeds_[^rss]. Freshly baked thoughts and ideas, served in your own favorite news reader, how about that? I like [NetNewsWire](https://netnewswire.com/), which comes with a catchy slogan:
+
+[^rss]: Read on [aboutfeeds.com](https://aboutfeeds.com/) how these RSS web feeds work in detail. 
 
 > More news, less junk. Faster.
 

themes/brainbaking-minimal/layouts/_default/rss.xml

@@ -13,7 +13,8 @@
 {{- $pages = $pages | first $limit -}}
 {{- end -}}
 {{- printf "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\"?>" | safeHTML }}
-<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
+{{- printf "<?xml-stylesheet href=\"/pretty-feed-v3.xsl\" type=\"text/xsl\"?>" | safeHTML }}
+<rss version='2.0' xmlns:content='http://purl.org/rss/1.0/modules/content/'  xmlns:atom='http://www.w3.org/2005/Atom'>
   <channel>
     <title>{{ if eq  .Title  .Site.Title }}{{ .Site.Title }}{{ else }}{{ with .Title }}{{.}} on {{ end }}{{ .Site.Title }}{{ end }}</title>
     <link>{{ .Permalink }}</link>