Added power profiles daemon

modules/system/powerprofiles/default.nix

@@ -0,0 +1,17 @@
+{ config, lib, ... }:
+
+let
+  cfg = config.systemSettings.powerprofiles;
+in {
+  options = {
+    systemSettings.powerprofiles = {
+      enable = lib.mkEnableOption "Enable power profiles daemon";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.power-profiles-daemon = {
+      enable = true;
+    };
+  };
+}