feat!(nix): remove default values for the stateVersion options

nix/config.nix

@@ -39,85 +39,31 @@ in
       default = "nix_2_18";
     };
 
-    home = {
-      modules = lib.mkOption {
-        type = with lib.types; listOf deferredModule;
-        default = [ ];
-        description = ''
-          Default list of modules to include when generating Home Manager
-          configuration with `lib.mkHome` and `lib.importHome`.
-        '';
-      };
-
-      stateVersion = lib.mkOption {
-        type = lib.types.str;
-        default = nixosRelease;
-        description = ''
-          The default `stateVersion` to use for Home Manager.
-
-          More info is available at
-          <https://nix-community.github.io/home-manager/options.html#opt-home.stateVersion>.
-
-          ::: {.warning}
-          Make sure to understand what the following does. It's strongly
-          recommended to override this option this per host.
-          :::
-        '';
-      };
+    home.modules = lib.mkOption {
+      type = with lib.types; listOf deferredModule;
+      default = [ ];
+      description = ''
+        Default list of modules to include when generating Home Manager
+        configuration with `lib.mkHome` and `lib.importHome`.
+      '';
     };
 
-    nixos = {
-      modules = lib.mkOption {
-        type = with lib.types; listOf deferredModule;
-        default = [ ];
-        description = ''
-          Default list of modules to include when generating NixOS configuration
-          with `lib.mkNixOS` and `lib.importNixOS`.
-        '';
-      };
-
-      stateVersion = lib.mkOption {
-        type = lib.types.str;
-        default = nixosRelease;
-        description = ''
-          The default `stateVersion` to use for NixOS.
-
-          More info is available at
-          <https://search.nixos.org/options?show=system.stateVersion>.
-
-          ::: {.warning}
-          Make sure to understand what the following does. It's strongly
-          recommended to override this option this per host.
-          :::
-        '';
-      };
+    nixos.modules = lib.mkOption {
+      type = with lib.types; listOf deferredModule;
+      default = [ ];
+      description = ''
+        Default list of modules to include when generating NixOS configuration
+        with `lib.mkNixOS` and `lib.importNixOS`.
+      '';
     };
 
-    darwin = {
-      modules = lib.mkOption {
-        type = with lib.types; listOf deferredModule;
-        default = [ ];
-        description = ''
-          Default list of modules to include when generating nix-darwin
-          configuration with `lib.mkDarwin` and `lib.importDarwin`.
-        '';
-      };
-
-      stateVersion = lib.mkOption {
-        type = lib.types.ints.positive;
-        default = 4;
-        description = ''
-          The default `stateVersion` to use for nix-darwin.
-
-          More info is available at
-          <https://daiderd.com/nix-darwin/manual/index.html#opt-system.stateVersion>.
-
-          ::: {.warning}
-          Make sure to understand what the following does. It's strongly
-          recommended to override this option this per host.
-          :::
-        '';
-      };
+    darwin.modules = lib.mkOption {
+      type = with lib.types; listOf deferredModule;
+      default = [ ];
+      description = ''
+        Default list of modules to include when generating nix-darwin
+        configuration with `lib.mkDarwin` and `lib.importDarwin`.
+      '';
     };
   };
 }

nix/darwin/default.nix

@@ -8,7 +8,6 @@
       ./modules/setup.nix
       ./modules/nix.nix
       ./modules/shell.nix
-      ./profiles/common.nix
       ./profiles/apps.nix
     ];
 

nix/darwin/machines/ci.nix

@@ -13,5 +13,8 @@ in
       enableAll = true;
       extras.enable = false;
     };
+    home.stateVersion = "23.11";
   };
+
+  system.stateVersion = 4;
 }

nix/home/machines/ci.nix

@@ -1,4 +1,5 @@
 {
   dotfiles.profiles.enableAll = true;
   programs.home-manager.enable = true;
+  home.stateVersion = "23.11";
 }

nix/home/profiles/default.nix

@@ -2,7 +2,6 @@
 
 {
   imports = [
-    ./common.nix
     ./minimal.nix
     ./essential.nix
     ./extras.nix

nix/nixos/machines/ci.nix

@@ -15,4 +15,6 @@ in
   };
 
   users.users.${username}.password = "";
+
+  system.stateVersion = "23.11";
 }

nix/nixos/profiles/common.nix

@@ -16,7 +16,5 @@ in
     nix.extraOptions = ''
       experimental-features = nix-command flakes
     '';
-
-    system.stateVersion = lib.mkDefault flakeOptions.nixos.stateVersion;
   };
 }

nix/templates/darwin/flake.nix

@@ -32,7 +32,7 @@
             # Options are defined in:
             # https://github.com/midchildan/dotfiles/blob/nix/home
             dotfiles.profiles.enableAll = true;
-            home.stateVersion = "23.05";
+            home.stateVersion = "23.11";
           };
         }];
       };

nix/templates/home/flake.nix

@@ -27,7 +27,7 @@
             # Options are defined in:
             # https://github.com/midchildan/dotfiles/blob/nix/home
             dotfiles.profiles.enableAll = true;
-            home.stateVersion = "23.05";
+            home.stateVersion = "23.11";
           }];
         };
       };

nix/templates/nixos/flake.nix

@@ -31,7 +31,7 @@
             network.enable = true;
             desktop.enable = true;
           };
-          system.stateVersion = "23.05";
+          system.stateVersion = "23.11";
         }];
       };
     });