👽️ darwin: update nix daemon config

nix/hosts/epicurus/darwin-configuration.nix

@@ -7,15 +7,4 @@
     ../../modules/builder
     ../../modules/dev
   ];
-
-  # List packages installed in system profile. To search by name, run:
-  # $ nix-env -qaP | grep wget
-  # environment.systemPackages = with pkgs; [ emacs-nox ];
-
-  # Use a custom configuration.nix location.
-  # $ darwin-rebuild switch -I darwin-config=$HOME/.config/nixpkgs/darwin/configuration.nix
-  # environment.darwinConfig = "$HOME/.config/nixpkgs/darwin/configuration.nix";
-
-  # Auto upgrade nix package and the daemon service.
-  services.nix-daemon.enable = true;
 }

nix/hosts/heraclitus/darwin-configuration.nix

@@ -8,15 +8,6 @@
     ../../modules/builder
   ];
 
-  nixpkgs.config.allowBroken = true;
-
-  # List packages installed in system profile. To search by name, run:
-  # $ nix-env -qaP | grep wget
-  # environment.systemPackages = with pkgs; [ emacs-macport ];
-
-  # Auto upgrade nix package and the daemon service.
-  services.nix-daemon.enable = true;
-
   system = {
     defaults = {
       dock = {

nix/modules/base/darwin.nix

@@ -7,7 +7,7 @@
   ];
 
   nix = {
-    configureBuildUsers = true;
+    enable = true;
 
     extraOptions = ''
       extra-platforms = x86_64-darwin aarch64-darwin