Matthias

[KGroupedStream](https://kafka.apache.org/20/javadoc/org/apache/kafka/streams/kstream/KGroupedStream.html) and [KGroupedTable](https://kafka.apache.org/20/javadoc/org/apache/kafka/streams/kstream/KGroupedTable.html) now offer simplified arities (that don't need to be provided a `Materialized` parameter). These could be added to `jackdaw`.

# Jukebox - Polyglot Update This update makes jukebox work with steps defined in multiple languages. Each step can be defined in a supported language (currently clojure or ruby). When...

This adds some options related to OpenSearch routing (https://github.com/Aiven-Open/opensearch-connector-for-apache-kafka/issues/300). Happy to contribute this + any review requests!