{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11";
    rust-overlay = {
      url = "github:oxalica/rust-overlay";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs =
    {
      nixpkgs,
      rust-overlay,
      flake-utils,
      ...
    }:
    flake-utils.lib.eachDefaultSystem (
      system:
      let
        overlays = [ (import rust-overlay) ];
        pkgs = import nixpkgs { inherit system overlays; };
      in
      {
        packages.default = pkgs.rust-bin.stable.latest.cargo;

        devShells.default =
          with pkgs;
          mkShell {
            buildInputs = [ rust-bin.stable.latest.default ];
          };
      }
    );
}