dispose method

Future<void> dispose()
override

Closes all connections and cleans up resources

Implementation

Future<void> dispose() async {
  // (_connManager as ConnectionManager).dispose(); // If it has a dispose method
  // Or iterate through active connections and close them if not managed by ConnManager directly.
  // For now, assuming ConnManager handles its own cleanup or this is done at a higher level.
  print('TCPTransport dispose called. ConnManager should handle connection cleanup.');
}