feat: adds laptop role

roles/laptop.nix

@@ -0,0 +1,45 @@
+{ config, pkgs, lib, ... }:
+{
+  options = {
+    liv.laptop = lib.mkOption {
+      default = false;
+      type = lib.types.boolean;
+      description = ''
+        Enable this if the host is a laptop, to enable power management, extra packages, kernel modules, etc.
+      '';
+    };
+
+  config = lib.mkIf config.liv.laptop {
+    networking.networkmanager.enable = true;
+
+    environment.systemPackages = with pkgs; [
+      acpi
+      brightnessctl
+      cpupower-gui
+      powertop
+    ];
+    auto-cpufreq = {
+      enable = false;
+      settings = {
+        battery = {
+          governor = "powersave";
+          turbo = "auto";
+        };
+        charger = {
+          governor = "performance";
+          turbo = "auto";
+        };
+      };
+    };
+    boot = {
+      kernelModules = ["acpi_call"];
+      extraModulePackages = with config.boot.kernelPackages;
+        [
+          acpi_call
+          cpupower
+        ]
+        ++ [pkgs.cpupower-gui];
+      };
+    };
+  };
+}