pub async fn create_keyed_message_pair(
runtime: &KhiveRuntime,
specs: [AtomicNoteSpec<'_>; 2],
physical_key: &str,
) -> RuntimeResult<KeyedMessageWrite>Expand description
Create exactly two caller-namespaced message notes or return the outbound
holder after rolling back a competing pair. The comm layer verifies payload
and sibling integrity before treating Existing as a successful replay.