{ ... }: { flake.nixosModules.hw-keychron = { pkgs, ... }: { services.udev.packages = [ (pkgs.writeTextDir "lib/udev/rules.d/70-keychron.rules" '' KERNEL=="hidraw*", SUBSYSTEM=="hidraw", ATTRS{idVendor}=="3434", MODE="0660", TAG+="uaccess" '') ]; }; }