{
  inputs = {
    nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/*.tar.gz";
    mfgames-project-setup.url = "git+https://src.mfgames.com/nixos-contrib/mfgames-project-setup-flake.git";

    systems.url = "github:nix-systems/x86_64-linux";
    flake-utils.url = "github:numtide/flake-utils";
    flake-utils.inputs.systems.follows = "systems";

    fenix = {
      url = "github:nix-community/fenix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = inputs @ { self, nixpkgs, mfgames-project-setup, flake-utils, fenix, ... }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = nixpkgs.legacyPackages.${system};

        rustPlatform = (pkgs.makeRustPlatform {
          inherit (fenix.packages.${system}.minimal) cargo rustc;
        });
      in
      {
        # Create a binary for the project.
        packages = rec {
          mfgames-conventional-commit = rustPlatform.buildRustPackage {
            pname = "mfgames-conventional-commit";
            version = "0.0.1";
            src = ./.;
            #cargoBuildFlags = "-p app";

            cargoLock = {
              lockFile = ./Cargo.lock;
            };

            nativeBuildInputs = [ pkgs.pkg-config ];
            PKG_CONFIG_PATH = "${pkgs.openssl.dev}/lib/pkgconfig";
          };

          default = mfgames-conventional-commit;
        };

        apps = rec {
          mfgames-conventional-commit = flake-utils.lib.mkApp { drv = self.packages.${system}.mfgames-conventional-commit; };
          default = mfgames-conventional-commit;
        };

        # Set up the developer shell.
        devShells =
          let
            project-config = mfgames-project-setup.lib.mkConfig {
              inherit system pkgs;
              contributorCovenant.enable = true;
              contributorCovenant.contact = "contact@mfgames.com";
              developerCertificateOfOrigin.enable = true;
              rust.enable = true;
            };
          in
          {
            # Shell
            default = pkgs.mkShell {
              packages = [
                # Rust
                pkgs.rustup

                # git2 crate
                pkgs.pkg-config
                pkgs.openssl
              ]
              ++ project-config.packages;

              shellHook = project-config.shellHook;
            };
          };

        # Formatting for the Nix files
        formatter = pkgs.nixpkgs-fmt;
      });
}