maybe multi-variant support

nix/home-manager/flake.nix

@@ -18,29 +18,42 @@
   };
 
   outputs = {
+    self,
     nixpkgs,
     home-manager,
     devenv,
     nix-index-database,
     ...
   }: let
-    system = "x86_64-linux";
-    pkgs = nixpkgs.legacyPackages.${system};
+    inherit (nixpkgs.lib) optionalAttrs singleton optionals;
+    supportedSystems = ["aarch64-darwin" "x86_64-linux"];
+    forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+
+    pkgs = forAllSystems (
+      system:
+        import nixpkgs {
+          inherit system;
+          # overlays = overlays;
+          config = {allowUnfree = true;};
+        }
+    );
+
+    homeManagerConfigs = forAllSystems (
+      system: {
+        pkgs = pkgs."${system}";
+        modules = [
+          {home.packages = [devenv.packages."${system}".devenv];}
+          nix-index-database.hmModules.nix-index
+          ./home.nix
+        ];
+      }
+    );
   in {
-    formatter."${system}" = nixpkgs.legacyPackages."${system}".alejandra;
-    homeConfigurations.acicchetti = home-manager.lib.homeManagerConfiguration {
-      inherit pkgs;
+    # formatter."${system}" = pkgs.alejandra;
+    homeConfigurations.aarch64-darwin-acicchetti = home-manager.lib.homeManagerConfiguration homeManagerConfigs."aarch64-darwin";
+    homeConfigurations.x86_64-linux-acicchetti = home-manager.lib.homeManagerConfiguration homeManagerConfigs."x86_64-linux";
 
-      # Specify your home configuration modules here, for example,
-      # the path to your home.nix.
-      modules = [
-        {home.packages = [devenv.packages."${system}".devenv];}
-        nix-index-database.hmModules.nix-index
-        ./home.nix
-      ];
-
-      # Optionally use extraSpecialArgs
-      # to pass through arguments to home.nix
-    };
+    defaultPackage.aarch64-darwin = self.homeConfigurations.aarch64-darwin-acicchetti.activationPackage;
+    defaultPackage.x86_64-linux = self.homeConfigurations.x86_64-linux-acicchetti.activationPackage;
   };
 }

nix/home-manager/home.nix

@@ -65,7 +65,7 @@
 
   # Let Home Manager install and manage itself.
   programs.home-manager.enable = true;
-  programs.zsh.enable = true;
+  # programs.zsh.enable = true;
   programs.nix-index.enable = true;
 
   imports = [