shell.nix

let
  pkgs = import <nixpkgs> {
    overlays = [
      (import (builtins.fetchTarball "https://github.com/oxalica/rust-overlay/archive/master.tar.gz"))
    ];
  };
  reStreamDev = import ./default.nix;
in reStreamDev.devShell pkgs