"""LOC-012 learner starter. Fill the policy decisions; hidden labels are not shipped here."""

def evaluate_event(case):
    # TODO: return a dict with these keys after applying the lesson contract:
    # spool_state, replay_eligible, retention_eligible, checkpoint_state,
    # retry_state, duplicate_outcome, decision, reason
    raise NotImplementedError("Implement the evidence-first spool decision")