//! Fault-tolerance and workflow-pattern building blocks.
//!
//! * [`CircuitBreaker`] — isolate a failing dependency.
//! * [`RetryPolicy`] / [`Backoff`] — bounded retries with backoff + jitter.
//! * [`DeadLetterQueue`] — durable parking lot for exhausted tasks.
//! * [`patterns`] — fan-out/fan-in and pipeline constructors.
pub use ;
pub use ;
pub use ;