{
  description = "gnome-random-background";
  # nixConfig.bash-prompt-suffix = "develop";
  inputs = {
    nixpkgs = {
      url = "github:nixos/nixpkgs/nixos-unstable";
    };
  };
  outputs = { self, nixpkgs, ... }@input:
    let
      version = self.lastModifiedDate;
      supportedSystems = [ "x86_64-linux" "aarch64-linux" ];
      forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
      nixpkgsFor = forAllSystems (
        system:
        import nixpkgs {
          inherit system;
        }
      );
    in
    {
      packages = forAllSystems (
        system:
        let
          pkgs = nixpkgsFor.${system};
        in
        {
          gnome-random-background = pkgs.poetry2nix.mkPoetryApplication {
            python = pkgs.python310;
            projectDir = ./.;
            propagatedBuildInputs = [
              pkgs.cairo
              pkgs.gobject-introspection
              pkgs.gtk4
              pkgs.pkg-config
            ];
          };
        }
      );
      defaultPackage = forAllSystems (
        system: self.packages.${system}.gnome-random-background
      );
      apps = forAllSystems (
        system: {
          gnome-choose-random-background = {
            type = "app";
            program = "${self.packages.${system}.gnome-random-background}/bin/gnome-choose-random-background";
          };
        }
      );
      devShells = forAllSystems (
        system:
        let
          pkgs = nixpkgsFor.${system};
          python = pkgs.python310.withPackages (
            ps: with ps; [
              poetry
            ]
          );
        in
        {
          default =
            pkgs.mkShell {
              buildInputs = with pkgs; [
                cairo
                gobject-introspection
                gtk4
                pkg-config
                python
              ];
              shellHook = ''
                export POETRY_VIRTUALENVS_IN_PROJECT=true
                export PS1='\[\033[1;34m\][gnome-random-background:\w]\$\[\033[0m\] '
              '';
            };
        }
      );
    };
}