configs/nixos/hosts/neogaia/default.nix

@@ -13,8 +13,6 @@
     ./disk.nix
   ];
 
-  system.stateVersion = "26.05";
-
   # systemd-boot on the EFI system partition.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
@@ -67,6 +65,4 @@
   modules.desktop.apps.obsidian.enable = true;
   modules.desktop.apps.steam.enable = true;
 
-  time.timeZone = "America/New_York";
-  i18n.defaultLocale = "en_GB.UTF-8";
 }

configs/nixos/hosts/pikachu/default.nix

@@ -13,8 +13,6 @@
     ./disk.nix
   ];
 
-  system.stateVersion = "26.05";
-
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
@@ -144,6 +142,4 @@
     usbutils
   ];
 
-  time.timeZone = "America/New_York";
-  i18n.defaultLocale = "en_GB.UTF-8";
 }

configs/nixos/hosts/zeus/default.nix

@@ -10,7 +10,6 @@
 {
   imports = [ ./disk.nix ] ++ lib.optional (builtins.pathExists ./hardware-configuration.nix) ./hardware-configuration.nix;
 
-  system.stateVersion = "26.05";
   nixpkgs.hostPlatform = "x86_64-linux";
 
   # systemd-boot on the EFI system partition.
@@ -57,6 +56,4 @@
     "DP-3,2560x1440@239.96,1080x0,1"
   ];
 
-  time.timeZone = "America/New_York";
-  i18n.defaultLocale = "en_GB.UTF-8";
 }

configs/nixos/modules/default.nix

@@ -48,6 +48,10 @@ in
       "flakes"
     ];
 
+    system.stateVersion = "26.05";
+    time.timeZone = "America/New_York";
+    i18n.defaultLocale = "en_GB.UTF-8";
+
     users.users.${user.name} = {
       isNormalUser = true;
       description = user.description;

configs/nixos/modules/guest.nix

@@ -6,8 +6,6 @@ in
   options.modules.guest.enable = lib.mkEnableOption "nested-guest base configuration";
 
   config = lib.mkIf cfg.enable {
-    system.stateVersion = "26.05";
-
     modules.network.ssh.enable = lib.mkDefault true;
     modules.network.ssh.hostKeys.restore = lib.mkDefault false;
   };