devices/thinkbook/default.nix

@@ -16,5 +16,8 @@
     };
   };
 
-  device.zram.enable = false;
+  zramSwap = {
+    enable = true;
+    memoryPercent = 100;
+  };
 }

options/device/zram.nix

@@ -1,22 +0,0 @@
-{ lib, config, ... }:
-let
-  cfg = device.zram;
-in
-{
-  options = {
-    device.zram = {
-      enable = lib.mkOption {
-        type = lib.types.bool;
-        default = false;
-        description = "Zram settings for the device.";
-      };
-    };
-  };
-
-  config = lib.mkIf cfg.enable {
-    zramSwap = {
-      enable = true;
-      memoryPercent = 100;
-    };
-  };
-}