Status: IN
A leaving node sends its death status to every active peer (not just a random one) before deactivating, unlike normal gossip which uses random pairwise exchange
Source: entries/2026/05/29/gossip-protocol-gossip_protocol.md
def leave(self):
self.membership[self.node_id]["status"] = "dead"
self._leaving = True
# cluster broadcasts to ALL peers before deactivating