add: brightness adjustment

apps/hyprland/hypr/binds.nix

@@ -7,6 +7,8 @@
     bindel = [
       ", XF86AudioRaiseVolume, exec, swayosd-client --output-volume raise"
       ", XF86AudioLowerVolume, exec, swayosd-client --output-volume lower"
+      ", XF86MonBrightnessUp, exec, ddcutil setvcp 10 + 10"
+      ", XF86MonBrightnessDown, exec, ddcutil setvcp 10 - 10"
     ];
 
     bindl = [

system/backlight.nix

@@ -1,9 +1,12 @@
 {
   pkgs,
   myConfig,
+  config,
   ...
 }: {
   hardware.i2c.enable = true;
+  # boot.extraModulePackages = [config.boot.kernelPackages.ddcci-driver];
+  # boot.kernelModules = ["ddcci_backlight"];
   environment.systemPackages = with pkgs; [ddcutil];
   users.users.${myConfig.nixos.username}.extraGroups = ["i2c"];
 }