//! RFC 8621 §3 Thread object.
//!
//! Provides [`Thread`] — groups related [`crate::Email`] objects by
//! conversation thread.
use Id;
use ;
/// A Thread object as defined in RFC 8621 §3.
///
/// Groups related Email objects by conversation thread. The `emailIds` field
/// lists member Email ids sorted oldest-first by `receivedAt`.