Configuration config = context.getConfig();
    
    if (!config.isUseWitness()) {
        return;
    }
    
    try {
        // Discover witness service
        InetAddress witnessServer = discoverWitnessService();
        if (witnessServer != null) {
            witnessClient = new WitnessClient(witnessServer, context);
            witnessEnabled = true;