{
  description = "nix-hamburg.de - Website";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-parts = {
      url = "github:hercules-ci/flake-parts";
      inputs.nixpkgs-lib.follows = "nixpkgs";
    };
    treefmt-nix = {
      url = "github:numtide/treefmt-nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nix-filter.url = "github:numtide/nix-filter";
    pre-commit = {
      url = "github:cachix/pre-commit-hooks.nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs =
    { self
    , flake-parts
    , treefmt-nix
    , pre-commit
    , ...
    }@inputs:
    let
      systems = [
        "x86_64-linux"
        "aarch64-linux"
      ];
    in
    flake-parts.lib.mkFlake { inherit inputs; } {
      inherit systems;

      imports = [
        pre-commit.flakeModule
        treefmt-nix.flakeModule
        ./nix/devshell.nix
        ./nix/pre-commit.nix
        ./nix/package.nix
      ];

      perSystem =
        { config
        , pkgs
        , self'
        , ...
        }:
        {
          apps = {
            serve.program = "${pkgs.writeShellScript "serve" ''
              ${pkgs.miniserve}/bin/miniserve -p 3001 --index index.html ${self'.packages.default}
            ''}";
          };

          packages.default = self'.packages.nix-hamburg;

          treefmt.config = {
            projectRootFile = "flake.nix";
            programs.nixpkgs-fmt.enable = true;
          };

          formatter = config.treefmt.build.wrapper;
        };

      flake.hydraJobs = {
        inherit (self) checks packages;
      };
    };
}