addNode method
Adds a new node to the membership
Implementation
void addNode(String nodeId, String address, int port) {
final node = GossipNode<T>(
nodeId: nodeId,
address: address,
port: port,
lastSeen: DateTime.now(),
state: GossipNodeState.alive,
);
_membership[nodeId] = node;
// Emit membership event if controller is not closed
try {
if (!_membershipController.isClosed) {
_membershipController.add(node);
}
} catch (e) {
// Controller is closed, ignore
}
}