custom-performance: entire rewrite

Now kills caelestia, change monitor hz and launches lightweight
alternative to calestia (waybar and swaync)

modules/hardware/battery.nix

@@ -51,11 +51,12 @@
         PLATFORM_PROFILE_ON_BAT = "powersave";
         STOP_CHARGE_THRESH_BAT1 = 80;
       };
+<<<<<<< HEAD
     };*/
     environment.systemPackages = [
       self.packages.${pkgs.system}.custom-performance
     ];
-  };
+    };
   perSystem = {pkgs, ...}: let
     NotifySound = ../../assets/battery_notify.mp3;
   in {
@@ -361,7 +362,7 @@
             pkill -f caelestia || true
             pkill shell || true
             pkill -f custom-wallpaper || true
-
+        
             # Start lightweight notifications
             pkill swaync || true
             swaync & disown
@@ -372,7 +373,7 @@
 
             # Lower refresh rate (BIGGEST win)
             hyprctl keyword monitor "eDP-1,2560x1600@60,0x0,1"
-
+        
             # Core performance toggles
             hyprctl --batch "\
                 keyword animations:enabled 0;\
@@ -420,12 +421,12 @@
             if [[ -f "''${STATE}.brightness" ]]; then
                 brightnessctl set "$(cat "''${STATE}.brightness")" 2>/dev/null || true
             fi
-
+        
             rm -f "$STATE" "''${STATE}.brightness"
-
+        
             notify-send "Battery Saver" "Disabled"
         }
-
+        
         if [[ -f "$STATE" ]]; then
             disable
         else