{ inputs = { flake-parts.url = "github:hercules-ci/flake-parts"; flake-parts.inputs.nixpkgs-lib.follows = "nixpkgs"; nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; }; outputs = inputs@{ flake-parts, ... }: flake-parts.lib.mkFlake { inherit inputs; } { systems = [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" "x86_64-darwin" ]; perSystem = { pkgs, ... }: { devShells.default = pkgs.mkShell { buildInputs = [ pkgs.bun pkgs.biome ]; }; }; }; }