- --ascii now accepts optional SIZE parameter (1-20, default 6)
- shader generated from template with scale value
- fixed exclusive_caps for raw camera device

- DNS: mail.lassul.us now points to neoprism
- neoprism: use exim-smarthost.nix with internet-aliases
- mutt: send via neoprism.r instead of prism.r
- riot.nix: remove duplicate exim-smarthost import
- remove krebspage (git repo was lost)

- wiregrill.nix: filter out hosts with null wireguard pubkeys
- backup.nix: remove postgresqlBackup (no postgresql running)

- Remove ubik machine (DNS no longer points to us)
- Remove ubik-host.nix container config
- Remove sqlBackup.nix and mysql-backup module (no databases left)
- Remove usershadow module (was only used by removed exim auth)
- Clean up domsen.nix: remove dead domains, mail, users, backups
- Clean up util.nix: remove unused serveWordpress/serveOwncloud
- Clean up internet-gateway.nix: remove ubik domain routing
- Clean up exim-smarthost.nix: remove dead wordpress alias
- Clean up prism: remove mail.ubikmedia.eu proxy, usershadow

Domains removed (DNS pointed elsewhere):
- ubikmedia.de/eu, apanowicz.de, beesmooth.ch, jarugadesign.de
- jla-trading.com, alewis.de, freemonkey.art, aldonasiech.com
- karlaskop.de, youthtube.xyz, joemisch.com, weirdwednesday.de

Only illustra.de remains active on prism.

Uses services.upower for suspend on critical battery and a lightweight
systemd user service for espeak warnings. Removes krebs.power-action
dependency, special user, and sudo hacks.

Import moved from desktop configs to individual machine configs
(xerxes, ignavia) for explicit control.