@type t() :: %NervesHubLink.Configurator.Config{
  device_api_host: String.t(),
  device_api_port: String.t(),
  device_api_sni: charlist(),
  fwup_devpath: Path.t(),
  fwup_env: [{String.t(), String.t()}],
  fwup_public_keys: [binary()],
  nerves_key: any(),
  params: map(),
  remote_iex: boolean(),
  socket: any(),
  ssl: [:ssl.tls_client_option()]
}