New Features and Improvements:

• MessagingService: Support custom partition mapper in messaging channel (see MessagingChannel#withPartitions(PartitionMapper mapper))
• MessagingService: Add support for conditional repetition of Aggregate/Broadcast operations (see Aggregate/Broadcast#withRepeat(...))
• MessagingService: Add user-defined predicate to FailedAttempt#isCausedBy(...) in order to simplify checking of error details
• CoordinationService: Change coordination protocol to use coordination epoch instead of topology hashing (internal change)
• CodecService: Add shortcut methods for encoding/decoding objects to/from byte arrays.

Bug fixes:

• CoordinationService: Fix a concurrency issue observable when coordination context gets cancelled (cancellation could be ignored if context had not been initialized yet)

Dependency updates:

• Spring Boot 2.1.12.RELEASE
• AWS SDK 1.11.717