{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
  };
  outputs =
    { nixpkgs, ... }:
    let
      lib = nixpkgs.lib;
      systems = [
        "x86_64-linux"
        "aarch64-linux"
        "x86_64-darwin"
        "aarch64-darwin"
      ];
    in
    {
      devShells = lib.genAttrs systems (
        system:
        let
          pkgs = import nixpkgs { inherit system; };
        in
        {
          default = pkgs.mkShell {
            packages = [
              pkgs.gleam
              pkgs.erlang
              pkgs.bun
              pkgs.tailwindcss_4
              pkgs.elixir
              pkgs.nodejs
              pkgs.rebar3
            ];
          };
        }
      );
    };
}