{ inputs = { flake-utils.url = "github:numtide/flake-utils"; }; outputs = { self, flake-utils, nixpkgs, }: flake-utils.lib.eachDefaultSystem ( system: let pkgs = nixpkgs.legacyPackages.${system}; in { devShells.default = import ./shell.nix { inherit pkgs; }; } ); }