{ inputs = { nixpkgs.url = "github:nixos/nixpkgs"; flake-utils.url = "github:numtide/flake-utils"; }; outputs = { nixpkgs, flake-utils, ... }: flake-utils.lib.eachDefaultSystem ( system: let pkgs = import nixpkgs {inherit system;}; in { devShells.default = pkgs.mkShell { name = "yarn-shell"; buildInputs = with pkgs; [ nodejs_20 (nodePackages.yarn.override {inherit nodejs_20;}) dive ]; }; } ); }