@type risk_level() :: :low | :medium | :high

@type status() :: :in_progress | :approved | :denied | :aborted

@type t() :: %Codex.Events.GuardianApprovalReview{
  rationale: String.t() | nil,
  risk_level: risk_level() | nil,
  risk_score: non_neg_integer() | nil,
  status: status()
}