@type t() :: %Mnemosyne.Notifier.Trace.Episode{
  boundary_detected: boolean(),
  duration_us: non_neg_integer(),
  reward: float(),
  similarity_score: float(),
  similarity_threshold: float(),
  step_index: non_neg_integer(),
  subgoal: String.t(),
  trajectory_id: String.t(),
  verbosity: :summary | :detailed
}