Remove unused stuff

Evaluation on cranberry is sure does not leave much memory.

os/boot/default.nix

@@ -1,6 +1,4 @@
 {
-  pkgs,
-  lib,
   config,
   ...
 }:

os/common.nix

@@ -1,6 +1,5 @@
 {
   pkgs,
-  lib,
   config,
   ...
 }:

os/cuda/default.nix

@@ -1,6 +1,5 @@
 # Need nvidia proprietary drivers to work
 {
-  pkgs,
   nixpkgs,
   config,
   lib,

os/desktop/autorandr.nix

@@ -4,25 +4,26 @@
   config,
   ...
 }:
-let
-  setupScript = "${
-    pkgs.writeShellApplication {
-      name = "greeter-setup-script";
-      runtimeInputs = [ pkgs.autorandr ];
-      text = ''
-        autorandr --change
-      '';
-    }
-  }/bin/greeter-setup-script";
-in
 {
-  config = {
+  config = lib.mkIf (builtins.length config.frogeye.desktop.x11_screens > 1) {
     services = {
       autorandr.enable = true;
-      xserver.displayManager.lightdm.extraConfig = ''
-        [Seat:*]
-        display-setup-script = ${setupScript}
-      '';
+      xserver.displayManager.lightdm.extraConfig =
+        let
+          setupScript = "${
+            pkgs.writeShellApplication {
+              name = "greeter-setup-script";
+              runtimeInputs = [ pkgs.autorandr ];
+              text = ''
+                autorandr --change
+              '';
+            }
+          }/bin/greeter-setup-script";
+        in
+        ''
+          [Seat:*]
+          display-setup-script = ${setupScript}
+        '';
     };
   };
 }

os/style/default.nix

@@ -1,6 +1,5 @@
 {
   pkgs,
-  lib,
   config,
   stylix,
   ...

os/wireless/default.nix

@@ -1,7 +1,6 @@
 {
   pkgs,
   lib,
-  config,
   ...
 }:
 let