notify(
  %BoomNotifier.ErrorInfo{
    action: term(),
    controller: term(),
    metadata: term(),
    name: term(),
    occurrences: term(),
    reason: term(),
    request: term(),
    stack: term(),
    timestamp: term()
  },
  keyword(String.t())
) :: no_return()

validate_config(keyword(String.t())) :: :ok | {:error, String.t()}