{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-parts.url = "github:hercules-ci/flake-parts";
  };

  outputs = inputs@{ nixpkgs, flake-parts, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {
      systems = [ "x86_64-linux" "aarch64-linux" ];

      perSystem = { pkgs, system, ... }: {
        devShells.default =
          pkgs.mkShell { packages = with pkgs; [ marp-cli ]; };

        packages.slides = pkgs.stdenvNoCC.mkDerivation {
          name = "slides";

          src = ./.;
          dontUnpack = true;
          buildInputs = with pkgs; [ marp-cli ];

          buildPhase = ''
            marp --html $src/slides.md --allow-local-files -o slides.html
          '';

          installPhase = ''
            mkdir -p $out
            cp -r $src/figs $out/figs
            cp slides.html $out/index.html
          '';
        };
      };
    };
}