public static void main(String[] args) {
        CliClient client = new CliClient(System.out, System.err, System.in);
        int exitCode = client.run(args);
        System.exit(exitCode);
    }
Main method for CLI interface

@author bjorncs
vespa-feed-client-cli/src/main/java/ai/vespa/feed/client/impl/CliClient.java