{
  description = "CHANGE DESC";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    systems.url = "github:nix-systems/default";
  };

  outputs =
    inputs@{ self, nixpkgs, ... }:
    let
      inherit (nixpkgs) lib;
      pkgsFor = nixpkgs.legacyPackages;
      eachSystem = f: lib.genAttrs (import inputs.systems) (system: f system pkgsFor.${system});
    in
    {
      packages = eachSystem (
        system: pkgs: {
          default = pkgs.callPackage ./flake/package.nix { };
          CHANGE_NAME = self.packages.${system}.default;
        }
      );

      devShells = eachSystem (
        _system: pkgs: {
          default = pkgs.callPackage ./flake/shell.nix { };
        }
      );

      formatter = eachSystem (_: pkgs: pkgs.callPackage ./flake/formatter.nix { });
    };
}