Beef up linux builder

I need a bigger linux builder to build another linux...

machines/macbook/default.nix

@@ -18,6 +18,6 @@
     useGlobalPkgs = true;
     useUserPackages = true;
     extraSpecialArgs = { inherit emacs-larstvei; };
-    users.larstvei.imports = [ ../../modules/home ];
+    users.larstvei.imports = [ ../../modules/home/full ];
   };
 }

machines/thinkpad/default.nix

@@ -6,6 +6,11 @@
     ../../modules/nixos
   ];
 
+  home-manager.users.larstvei.imports = [
+    ../../modules/home/full
+    ../../modules/desktop
+  ];
+
   networking.hostName = "larstvei-think";
 
   # Bootloader.

modules/base/default.nix

@@ -9,8 +9,6 @@
     package = pkgs.nix;
 
     settings = {
-      auto-optimise-store = true;
-
       experimental-features = [
         "nix-command"
         "flakes"
@@ -35,6 +33,8 @@
         "larstvei.cachix.org-1:mJq98qeTBnm2xNNibn2BEwN1ggi6uQg+5hWASdG1Vys="
       ];
     };
+
+    optimise.automatic = true;
   };
 
   environment.systemPackages = [

modules/darwin/default.nix

@@ -4,7 +4,20 @@
     ../homebrew
   ];
 
-  nix.linux-builder.enable = true;
+  nix.linux-builder = {
+    enable = true;
+    ephemeral = true;
+    maxJobs = 4;
+    config = {
+      virtualisation = {
+        darwin-builder = {
+          diskSize = 200 * 1024;
+          memorySize = 8 * 1024;
+        };
+        cores = 6;
+      };
+    };
+  };
 
   system = {
     stateVersion = 4;

modules/home/default.nix

@@ -1,9 +1,4 @@
 {
-  imports = [
-    ../languages
-    ../tools
-  ];
-
   programs.home-manager.enable = true;
 
   home.stateVersion = "24.11";

modules/home/full/default.nix

@@ -0,0 +1,7 @@
+{
+  imports = [
+    ../.
+    ../../languages
+    ../../tools
+  ];
+}

modules/home/medium/default.nix

@@ -0,0 +1,13 @@
+{
+  imports = [
+    ../.
+    ../../languages/c
+    ../../languages/clojure
+    ../../languages/nix
+    ../../languages/python
+    ../../tools/editor
+    ../../tools/git
+    ../../tools/shell
+    ../../tools/utils
+  ];
+}

modules/home/minimal/default.nix

@@ -0,0 +1,8 @@
+{
+  imports = [
+    ../.
+    ../../tools/editor
+    ../../tools/git
+    ../../tools/shell
+  ];
+}

modules/nixos/default.nix

@@ -15,10 +15,6 @@
     useGlobalPkgs = true;
     useUserPackages = true;
     extraSpecialArgs = { inherit nanostatus emacs-larstvei zen-browser; };
-    users.larstvei.imports = [
-      ../home
-      ../desktop
-    ];
   };
 
   users.users.larstvei = {