ci: gemini: fix empty line handling on include hack
posts: add matrix-comments
add matrix commenting based on cactus
instead of using an appservice, we use a bot user to provision rooms for
us.
posts: kubeadm-psp: add whitelist for etcd path
sidebar: set author min-width
grid: always display excerpt
archive: truncate desc more on grid
grid: fix weird margin bottom
grid: remake with css grid
date: fix forkawesome compatibility
move disqus noscript hint to the right space
light/dark: guard against missing disqus
light/dark: persistent config
reload disqus on light/dark change
css: dark/light: restrict to the container div