* getting-started.md: Nitpick.
* guix-hpc.scm (base-layout): Add #:posts and #:site.
[post->brief]: New procedure.
Use it to generate a "latest news" block on the front page.
(read-markdown-page): Add 'posts' and 'site' parameters and pass them to
'base-layout'.
(static-pages): Return lambdas.
* haunt.scm: Remove 'map' around 'static-pages' call.
* static/css/main.css (.latest-news): New.
(.news-brief): New.