fix battery

nixos/modules/hardware/battery/default.nix

@@ -2,8 +2,11 @@
 
 {
   services.power-profiles-daemon.enable = false;
+
   services.tlp = {
     enable = true;
+    pd.enable = true; 
+
     settings = {
       CPU_SCALING_GOVERNOR_ON_AC = "performance";
       CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
@@ -16,4 +19,4 @@
       STOP_CHARGE_THRESH_BAT0 = 80;
     };
   };
-}
+}

nixos/modules/system/nixos-base.nix

@@ -1,8 +1,11 @@
 { config, pkgs, lib, inputs, ... }:
 
 {
+  boot.kernelPackages = pkgs.linuxPackages_latest;
+
   nixpkgs.config.allowUnfree = true;
   hardware.enableAllFirmware = true;
+  hardware.enableRedistributableFirmware = true;
   services.fwupd.enable = true;
 
   nix.settings.experimental-features = [ "nix-command" "flakes" ];