{
  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";

    treefmt-nix = {
      url = "github:numtide/treefmt-nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs =
    {
      self,
      nixpkgs,
      treefmt-nix,
    }:
    let
      supportedSystems = [
        "x86_64-linux"
        "aarch64-linux"
      ];
      forEachSupportedSystem =
        f: nixpkgs.lib.genAttrs supportedSystems (system: f { pkgs = import nixpkgs { inherit system; }; });
    in
    {
      formatter = forEachSupportedSystem (
        { pkgs }: (treefmt-nix.lib.evalModule pkgs ./treefmt.nix).config.build.wrapper
      );
      packages = forEachSupportedSystem (
        { pkgs }:
        let
          system-map = {
            "x86_64-linux" = "amd64";
            "aarch64-linux" = "arm64";
          };
          system = system-map.${pkgs.system};
          hash-map = {
            "x86_64-linux" = "sha256-kDZYBSElpNkKxx4VXNa7d3WIv4EU8jgbWh731wChueQ=";
            "aarch64-linux" = "sha256-kDZYBSElpNkKxx4VXNa7d3WIv4EU8jgbWh731wChueQ=";
          };
          hash = hash-map.${pkgs.system};
        in
        {
          default = pkgs.stdenv.mkDerivation rec {
            pname = "spacetime-bin";
            version = "v0.9.0-beta";
            src = pkgs.fetchzip {
              url = "https://github.com/clockworklabs/SpacetimeDB/releases/download/${version}/spacetime.linux-${system}.tar.gz";
              inherit hash;
            };
            buildPhase = ''
              ls -la
              patchelf \
                --interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
                --set-rpath ${pkgs.stdenv.cc.cc.lib}/lib64 \
                ./spacetime
              mkdir -p $out/bin
              cp spacetime $out/bin/spacetime
            '';
          };
        }
      );
      devShells = forEachSupportedSystem (
        { pkgs }:
        {
          default = pkgs.mkShell {
            nativeBuildInputs = [ ];
            buildInputs = [ ];
          };
        }
      );
    };
}