{ lib, config, ... }: with lib; let cfg = config.system.hardware.corne; in { options.system.hardware.corne.allowHidAccess = mkEnableOption "Enable HID access to the corne keyboard"; config.services.udev = mkIf cfg.allowHidAccess { extraRules = '' KERNEL=="hidraw*", SUBSYSTEM=="hidraw", ATTRS{serial}=="*vial:f64c2b3c*", MODE="0660", GROUP="users", TAG+="uaccess", TAG+="udev-acl" ''; }; }