{
  inputs = {
    nixpkgs.url = "github:cachix/devenv-nixpkgs/rolling";
    flake-utils.url = "github:numtide/flake-utils";
    alejandra = {
      url = "github:kamadorueda/alejandra/4.0.0";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    devenv = {
      url = "github:cachix/devenv";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  nixConfig = {
    extra-trusted-public-keys = [
      "devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw="
      "phundrak-dot-com.cachix.org-1:c02/xlCknJIDoaQPUzEWSJHPoXcmIXYzCa+hVRhbDgE="
    ];
    extra-substituters = [
      "https://devenv.cachix.org"
      "https://phundrak-dot-com.cachix.org"
    ];
  };

  outputs = {
    self,
    nixpkgs,
    alejandra,
    flake-utils,
    ...
  } @ inputs:
  flake-utils.lib.eachDefaultSystem (
    system: let
      pkgs = nixpkgs.legacyPackages.${system};
    in {
      formatter = alejandra.defaultPackage.${system};
      devShell = import ./nix/shell.nix {
        inherit inputs pkgs self;
      };
    }
  );
}