{
  description = "System information in JSON format for eww";
  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    rust-overlay = {
      url = "github:oxalica/rust-overlay";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };
  outputs = {
    nixpkgs,
    rust-overlay,
    ...
  }: let
    supportedSystems = ["x86_64-linux" "aarch64-linux"];
    forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
    pkgsFor = nixpkgs.legacyPackages;
  in {
    packages = forAllSystems (system: {
      default = pkgsFor.${system}.callPackage ./. {};
    });
    formatter = forAllSystems (system: nixpkgs.legacyPackages.${system}.alejandra);
    devShells = forAllSystems (
      system: let
        overlays = [(import rust-overlay)];
        pkgs = import nixpkgs {inherit system overlays;};
        rustVersion = pkgs.rust-bin.fromRustupToolchainFile ./rustup-toolchain.toml;
      in
        pkgs.mkShell {
          buildInputs = with pkgs; [
            bacon
            cargo
            rustVersion
          ];
        }
    );
  };
}