flake.nix

{
  description = "A Nix-flake-based Node.js development environment";

  inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1.*.tar.gz";

  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 = [
              pkgs.git
              pkgs.rsync
              pkgs.node2nix
              pkgs.nodejs_22
              pkgs.nodePackages.pnpm
            ];
            shellHook = ''
              npm install
            '';
          };
        }
      );

      formatter = forEachSupportedSystem ({ pkgs }: pkgs.nixfmt-rfc-style);
    };
}