{
  inputs = {
    # dream2nix.url = "github:nix-community/dream2nix";
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    flake-parts.url = "github:hercules-ci/flake-parts";
    poetry2nix = {
      url = "github:nix-community/poetry2nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = inputs@{ flake-parts, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {
      systems = [ "x86_64-linux" ];
      # imports = [ inputs.dream2nix.flakeModuleBeta ];

      perSystem = { config, system, ... }:
        let
          inherit (inputs.poetry2nix.legacyPackages.${system})
            mkPoetryApplication mkPoetryEnv mkPoetryEditablePackage defaultPoetryOverrides;

          pkgs = inputs.nixpkgs.legacyPackages.${system};
          poetry-env = mkPoetryEnv {
            python = pkgs.python310Full;
            projectDir = ./.;
            groups = [ "dev" ];
            overrides = defaultPoetryOverrides.extend (self: super: {
              djlint = super.djlint.overridePythonAttrs (old: {
                buildInputs = (old.buildInputs or [ ]) ++ [ super.poetry ];
              });
              html-void-elements = super.html-void-elements.overridePythonAttrs (old: {
                buildInputs = (old.buildInputs or [ ]) ++ [ super.poetry ];
              });
              html-tag-names = super.html-tag-names.overridePythonAttrs (old: {
                buildInputs = (old.buildInputs or [ ]) ++ [ super.poetry ];
              });
              cssbeautifier = super.cssbeautifier.overridePythonAttrs (old: {
                buildInputs = (old.buildInputs or [ ]) ++ [ super.setuptools ];
              });
            });
          };
        in
        {
          # define an input for dream2nix to generate outputs for
          # dream2nix.inputs."django-app" = {
          #   source = ./.;
          #   projects.django-app = {
          #     subsystem = "python";
          #     translator = "poetry";
          #     subsystemInfo.system = system;
          #     subsystemInfo.pythonVersion = "3.10";
          #   };
          # };
          packages = rec {
            myapp = mkPoetryApplication { projectDir = ./.; };
            default = myapp;
          };
          devShells = {
            default = pkgs.mkShell {
              packages = [
                inputs.poetry2nix.packages.${system}.poetry
                poetry-env
                pkgs.sqlite
              ];
              shellHook = ''
                export POETRY_VIRTUALENVS_IN_PROJECT=1
              '';
            };
            poetry = pkgs.mkShell {
              packages = [ inputs.poetry2nix.packages.${system}.poetry ];
              shellHook = "export POETRY_VIRTUALENVS_IN_PROJECT=1";
            };
          };
        };
    };
}