//! The journal: append-only, hash-chained run history.
//!
//! This is the product. Recovery, audit, cost accounting, regression testing,
//! and regulatory record-keeping are all views over one log — and because the
//! audit trail *is* the recovery mechanism, it cannot silently stop working.
//! The system would stop working with it. Logging that exists only for
//! compliance always rots; this cannot.
pub use ;
pub use ;
pub use ;
pub use ;