{ users.mutableUsers = false; users.deterministicIds = let uidGid = id: { uid = id; gid = id; }; in { smb = uidGid 200; nscd = uidGid 201; sshd = uidGid 202; tss = uidGid 203; polkituser = uidGid 204; systemd-oom = uidGid 300; systemd-coredump = uidGid 301; }; }