{
  description = "A very basic flake";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-parts = {
      url = "github:hercules-ci/flake-parts";
      inputs.nixpkgs-lib.follows = "nixpkgs";
    };
    fenix = {
      url = "github:nix-community/fenix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nci = {
      url = "github:yusdacra/nix-cargo-integration";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    treefmt-nix = {
      url = "github:numtide/treefmt-nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs =
    inputs@{ flake-parts, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {
      debug = true;
      systems = [ "x86_64-linux" ];
      imports = [
        inputs.nci.flakeModule
        inputs.treefmt-nix.flakeModule
        ./nix
      ];
      perSystem =
        { config, pkgs, ... }:
        {
          treefmt = {
            projectRootFile = ./flake.nix;
            programs = {
              nixfmt = {
                enable = true;
                package = pkgs.nixfmt-rfc-style;
              };
              rustfmt = {
                enable = true;
                package = config.packages.berg-rustfmt;
              };
              mdformat.enable = true;
            };
          };
        };
    };
}