DEVELOPMENT ENVIRONMENT

~liljamo/nix-arta

ref: 2981d82fbe9e9d47cee442f429e94d17f425d7f6 nix-arta/systems/hosts/cloud d---------
feat(systems/hosts/cloud): upgrade to nextcloud30
docs: unify comments, remove reduntant
feat: new miniflux and vikunja
feat: add cloud