Create a demo that shows how to integrate OptaPlanner with Kafka paired with a PostgreSql storage and custom user I/O implementation.

Scope:

• only last best solution will be sent
• no early termination

The example should be capable of the batch processing as described in https://docs.google.com/document/d/1eeCMAq691EmIKhhhm6Lufpy3ZxtLIVnTpzQsVQgse8Q.