I have been forgetting what The Big Plan is. So I made this summary (posted on Mastodon). The following text is dynamically rendered by Javascript (part of prototyping future software)
Notes
This content is being generated dynamically by client-side javascript, which means that it won't be useful for SEO. See entry Sriness for server-side generation through the RefCard shortcode.
There's a need for webapp and server data handling, so a single solution won't cover each case.