{ inputs = { nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05"; }; outputs = { self, nixpkgs, ... }: let supportedSystems = ["x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin"]; forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f { pkgs = import nixpkgs {inherit system;}; }); in { devShells = forEachSupportedSystem ({pkgs}: { default = pkgs.mkShell { packages = with pkgs; [ ansible ]; }; }); }; }