Cloudflare fetched the original article and streamed it through HTMLRewriter to apply an entirely new visual system without rebuilding the source page.
To add a new variant/language, insert a copy of the line below between any two languages, and exchange the placeholders (the words between "<" and ">") with appropriate text. That's it!
Do not use any ISO language codes, these are reserved for the default messages in their respective language. Try using something like en_diagrams or de_Photos, that should KISS.
