{
  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; [ pandoc ]; };

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

          src = ./docs;
          dontUnpack = true;
          buildInputs = with pkgs; [ pandoc ];

          buildPhase = ''
            pandoc $src/report.md -s -o index.html --katex
          '';

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