public static void main(String[] args) {
        System.out.println(config(Crypto.SYSTEM).toHtml(4, config -> "connectconfigs_" + config));
    }
@return the {@link ProducerConfig#TRANSACTIONAL_ID_CONFIG transactional ID} to use for the worker's producer if
using a transactional producer for writes to internal topics such as the config topic.
connect/runtime/src/main/java/org/apache/kafka/connect/runtime/distributed/DistributedConfig.java