{ description = "A simple mod pack development flake"; inputs.nixpkgs.url = "github:NixOS/nixpkgs"; outputs = { self, nixpkgs }: let supportedSystems = [ "x86_64-linux" "aarch64-linux" ]; forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f { pkgs = import nixpkgs { inherit system; }; }); in { devShells = forEachSupportedSystem ({ pkgs }: { default = pkgs.mkShell { packages = with pkgs; [ packwiz ]; }; }); }; }