{
  description = "nix devShell for using protoc with tonic-build";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-22.11";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, ... } @ inputs:
    inputs.flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import inputs.nixpkgs { inherit system; };
      in
      {
        devShells.default = pkgs.mkShell {
          PROTOC = "${pkgs.protobuf}/bin/protoc";
          PROTOC_INCLUDE = "${pkgs.protobuf}/include";
        };
      });
}