simpy_terms/shell.nix

{ pkgs ? import <nixpkgs> {} }:

pkgs.mkShell {
  packages = [
    # Python + third-party deps
    (pkgs.python313.withPackages (ps: [
      ps.simpy
      ps.prompt-toolkit
    ]))

    # Frontend toolchain
    pkgs.nodejs_22
  ];

  shellHook = ''
    echo "simpy-terns: python $(python --version 2>&1 | cut -d' ' -f2), node $(node --version)"
  '';
}