[desktop] Setup brightness controls

home/modules/i3+sway/default.nix

@@ -10,23 +10,7 @@ let
     modifier = "Mod4";
     terminal = "kitty";
     defaultWorkspace = "workspace number 1";
-  } cfg.extraSharedConfig;
-in {
-  options.home.i3_sway = {
-    extraSharedConfig = mkOption {
-      default = {};
-    };
-    extraI3Config = mkOption {
-      default = {};
-    };
-    extraSwayConfig = mkOption {
-      default = {};
-    };
-  };
 
-  config = {
-    xsession.windowManager.i3 = let
-      base_i3_config = recursiveUpdate shared_config {
     keybindings = {
       "${shared_config.modifier}+Return" = "exec ${i3_cfg.terminal}";
       "${shared_config.modifier}+Shift+q" = "kill";
@@ -102,6 +86,28 @@ in {
 
       "${shared_config.modifier}+Shift+c" = "reload";
       "${shared_config.modifier}+Shift+r" = "restart";
+
+      "XF86MonBrightnessUp" = "exec brightnessctl s +5%";
+      "XF86MonBrightnessDown" = "exec brightnessctl s 5%-";
+    };
+  } cfg.extraSharedConfig;
+in {
+  options.home.i3_sway = {
+    extraSharedConfig = mkOption {
+      default = {};
+    };
+    extraI3Config = mkOption {
+      default = {};
+    };
+    extraSwayConfig = mkOption {
+      default = {};
+    };
+  };
+
+  config = {
+    xsession.windowManager.i3 = let
+      base_i3_config = recursiveUpdate shared_config {
+        keybindings = {
           "${shared_config.modifier}+Shift+e" =
             "exec i3-nagbar -t warning -m 'Do you want to exit i3?' -b 'Yes' 'i3-msg exit'";
 

roles/desktop/default.nix

@@ -6,7 +6,7 @@ let
   cfg = config.roles.desktop;
 
   basePackages = with pkgs; [
-
+    brightnessctl
   ];
 
   x11BasePackages = with pkgs; [