feat: use latest kernel

configuration.nix

@@ -3,6 +3,8 @@
 {
   nixpkgs.config.allowUnfree = true;
 
+  boot.kernelPackages = pkgs.linuxPackages_latest;
+
   boot.loader = {
     timeout = 5;
     efi.canTouchEfiVariables = true;
@@ -21,9 +23,11 @@
 
   powerManagement = {
     enable = true;
-    cpuFreqGovernor = "conservative";
+    powertop.enable = true;
   };
 
+  services.tlp.enable = true;
+
   services.acpid = {
     enable = true;
     logEvents = true;