{
  description = "Conventional commits for Jujutsu";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    flake-utils.url = "github:numtide/flake-utils";
    alejandra = {
      url = "github:kamadorueda/alejandra/4.0.0";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    rust-overlay = {
      url = "github:oxalica/rust-overlay";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  nixConfig = {
    extra-trusted-public-keys = [
      "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
      "devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw="
      "phundrak.cachix.org-1:osJAkYO0ioTOPqaQCIXMfIRz1/+YYlVFkup3R2KSexk="
    ];
    extra-substituters = [
      "https://nix-community.cachix.org"
      "https://devenv.cachix.org"
      "https://phundrak.cachix.org"
    ];
  };

  outputs = {
    nixpkgs,
    flake-utils,
    rust-overlay,
    alejandra,
    ...
  }:
    flake-utils.lib.eachDefaultSystem (
      system: let
        overlays = [(import rust-overlay)];
        pkgs = import nixpkgs {inherit system overlays;};
        rustVersion = pkgs.rust-bin.stable.latest.default;
        packages = import ./nix/packages.nix {inherit pkgs system;};
      in {
        inherit packages;
        formatter = alejandra.defaultPackage.${system};
        devShell = import ./nix/shell.nix {inherit pkgs rustVersion;};
      }
    );
}