//! Dispute resolution for A2A commerce.
//!
//! Provides a state machine for dispute lifecycle management, evidence
//! submission with SHA-256 content hashing, and deadline enforcement.
//!
//! ## Dispute Flow
//!
//! ```text
//! filed → evidence_period → under_review → resolved
//! → escalated
//! ```
pub use ;
pub use ;
pub use ;