Update keybinds

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

hosts/himalia/hardware/keybinds.nix

@@ -0,0 +1,30 @@
+{ pkgs, ... }:
+{
+  home-manager.sharedModules = [
+    {
+      wayland.windowManager.hyprland.settings =
+        let
+          asusctl = "${pkgs.asusctl}/bin/asusctl";
+        in
+        {
+          bindle = [
+            ", XF86KbdBrightnessUp, exec, ${asusctl} -n"
+            ", XF86KbdBrightnessDown, exec, ${asusctl} -p"
+          ];
+
+          bindl =
+            let
+              touchpadHelper = pkgs.writeShellApplication {
+                name = "touchpad-helper";
+                runtimeInputs = with pkgs; [ hyprland ];
+                text = builtins.readFile ./touchpad-helper.sh;
+              };
+            in
+            [
+              ", XF86Launch4, exec, ${asusctl} profile -n"
+              ", XF86TouchpadToggle, exec, ${touchpadHelper} asuf1209:00-2808:0219-touchpad"
+            ];
+        };
+    }
+  ];
+}