@type erts_location() ::
  nil | {:release | :local | :url | :unpacked | :unresolved, term()}

@type t() :: %Burrito.Builder.Context{
  extra_build_env: [{String.t(), String.t()}],
  halted: boolean(),
  mix_release: Mix.Release.t(),
  self_dir: String.t(),
  target: Burrito.Builder.Target.t(),
  work_dir: String.t()
}