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{
  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = {
    self,
    flake-utils,
    nixpkgs,
  }:
    flake-utils.lib.eachDefaultSystem (
      system: let
        pkgs = nixpkgs.legacyPackages.${system};
      in {
        packages.default = pkgs.stdenv.mkDerivation rec {
          pname = "jolheiser.com";
          version = "site";
          src = ./.;
          offlineCache = pkgs.fetchYarnDeps {
            yarnLock = "${src}/yarn.lock";
            sha256 = "sha256-IF30H3ZXlKoyap7xJOD6tnZjCZ/U/VgWrCjj4fh6zyM=";
          };

          nativeBuildInputs = with pkgs; [yarn fixup_yarn_lock nodejs-slim];
          postPatch = ''
            export HOME=$NIX_BUILD_TOP/fake_home
            yarn config --offline set yarn-offline-mirror $offlineCache
            fixup_yarn_lock yarn.lock
            yarn install --offline --frozen-lockfile --ignore-scripts --no-progress --non-interactive
            patchShebangs node_modules/
          '';
          buildPhase = ''
            runHook preBuild

            yarn --offline build
            mv dist $out

            runHook postBuild
          '';
        };
        devShells.default = pkgs.mkShell {
          nativeBuildInputs = with pkgs; [
            yarn
            nodePackages.vscode-langservers-extracted
          ];
        };
      }
    );
}