Struct Dispatch 

pub struct Dispatch {
    pub backend: Arc<dyn Backend>,
    pub name: String,
}

Outcome of Router::dispatch — chosen backend plus the diagnostic info the lifecycle layer needs to report success / failure later.

Fields

backend: Arc<dyn Backend>

Chosen backend (use exactly once; report the outcome via Router::record_success / record_failure).

name: String

Stable name (Backend::name() snapshot — saves a vtable hop at outcome-recording time).