{
  outputs = { self, flake-utils, nixpkgs }:
    flake-utils.lib.eachDefaultSystem (system:
      let pkgs = nixpkgs.legacyPackages.${system};
      in rec {
        devShells.default = pkgs.mkShell {
          inputsFrom = builtins.attrValues packages;
          nativeBuildInputs = [
            pkgs.bear
            pkgs.pkgsCross.avr.buildPackages.gcc
            (pkgs.sbcl.withPackages (p: [ p.iterate ]))
            pkgs.typst
          ];
        };

        packages = { };
      });
}