Elixir v1.0.4 ships with two new important options for new projects. If you generate a new application with mix new, you will see in your mix.exs: [build_embedded: Mix.env == :prod, start_permanent: Mix.env == :prod] Although those options were originally meant to be in Elixir v1.1, we have decided to bring them into v1.0.4 and do … »