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

    utils.url = "github:numtide/flake-utils";

    nix-npm-buildpackage = {
      url = "github:serokell/nix-npm-buildpackage";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    gitignore = {
      url = "github:hercules-ci/gitignore.nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    flake-compat = {
      url = "github:edolstra/flake-compat";
      flake = false;
    };
  };
  outputs = {
    self,
    nixpkgs,
    utils,
    nix-npm-buildpackage,
    gitignore,
    ...
  }:
    utils.lib.eachDefaultSystem (system: let
      pkgs = import nixpkgs {
        inherit system;
        overlays = [nix-npm-buildpackage.overlays.default];
      };

      src = gitignore.lib.gitignoreSource ./.;

      nodeDependencies = with pkgs; [
        nasm
        zlib
        optipng
        libpng
        libtool
        automake
        autoconf
        vips
        vips.dev
        pkg-config
        python3
        nodePackages.node-gyp
        nodePackages.node-gyp-build
      ];

      buildVars = {
        PUPPETEER_SKIP_CHROMIUM_DOWNLOAD = "1";
        PUPPETEER_EXECUTABLE_PATH = "${pkgs.chromium}/bin/chromium";
      };

      preBuild = ''
        export LD=$CC
      '';
    in {
      packages.gen2-space-front-raw = pkgs.buildNpmPackage {
        inherit src;

        dontNpmPrune = true;

        extraNodeModulesArgs = {
          buildInputs = nodeDependencies;
        };

        extraEnvVars = buildVars;
      };
      packages.gen2-space-front = pkgs.stdenv.mkDerivation ({
          name = "gen2-space-front";

          src = self.packages.${system}.gen2-space-front-raw;

          buildInputs = with pkgs; [nodejs elmPackages.elm];

          configurePhase = pkgs.elmPackages.fetchElmDeps {
            elmVersion = "0.19.1";
            registryDat = ./registry.dat;
            elmPackages = import ./elm-srcs.nix;
          };

          buildPhase = ''
            mkdir dist
            node $src/node_modules/vite/bin/vite.js build
          '';

          installPhase = ''
            mv dist $out
          '';
        }
        // buildVars);
      packages.default = self.packages.${system}.gen2-space-front;

      devShells.default = pkgs.mkShell ({
          inputsFrom = builtins.attrValues self.packages.${system};
          shellHook = ''
            export LD=$CC
          '';
          buildInputs =
            nodeDependencies
            ++ (with pkgs; [
              elmPackages.elm
              elmPackages.elm-format
              elmPackages.elm-review

              elm2nix
              nodejs
            ]);
        }
        // buildVars);
    });
}