{ config, lib, pkgs, ... }: let cfg = config.soispha.services.scanning; in { options.soispha.services.scanning = { enable = lib.mkEnableOption "default scanning configuration"; }; config = lib.mkIf cfg.enable { hardware = { sane = { enable = true; extraBackends = [pkgs.sane-airscan]; }; }; users.users.soispha.extraGroups = [ "scanner" # for permission to access the scanner. ]; }; }