//! Engine event infrastructure.
//!
//! - [`replayable`] — the canonical per-session replayable-event helper.
//! - [`change_feed`] / [`journal`] / [`account_sink`] — the durable,
//! account-scoped change feed powering `GET /api/v1/stream`.
pub use AccountEventSink;
pub use ChangeEvent;
pub use publish_replayable_session_event;