feat: add lothlorien matrix

chore: update nixpkgs-unstable

chore(systems/hosts/proxy): remove old matrix

chore(systems/hosts/proxy): remove old sourcequest entries

feat: add proxy

chore: tamma things

* rest of hosts
 * no default actions
 * add actions via tailscale

feat: cloud to tamma

feat: nvim as default editor on laptop and desktop

feat: add cloud

feat(hosts/arwen): flatpak

feat: add edit secrets action to tamma

feat: add social

feat: add tamma to devshell, init config

feat: add alderaan

feat: move fonts to profiles/common

feat: add auth

feat: add metrics

wip(systems/hosts/sqbuilds): fix to some degree

feat(hosts/alice): enable tailscale

wip(systems/hosts/sqbuilds): initial sqbuilds config