markdown header negociation

[arhimede]

usual browsers have
content-type | text/html; charset=utf-8

AI agents ask for a content-type for markdown

let's redirect if a request is for markdown to the markdown page

[arhimede]

Client specify what it accepts]
Accept: text/markdown, text/plain; q=0.8, text/html; q=0.5

Server respond whith what it providesd
Content-Type: text/markdown; charset=utf-8

The q values are quality factors (0-1, default 1.0) that indicate preference priority.

[arhimede]

Add for each pages , in header

<link rel="alternate" type="text/markdown" href="/md-pages/api.md">