Axon Kafka Extension v4.0 - Release Candidate

⭐ Features

• [#17 - Part 3] Introduce the SubscribableKafkaMessageSource implementation #24
• Introduce SubscribableMessageSource implementation #17
• Support of configurable event processors mode to be used for Kafka message publication. #11
• KafkaPublisher should track events instead of subscribing on them #10

📈 Enhancements

• Splitted builds into pr and not pr, added ghactions to dependabot and other minors #148
• Provide default value for defaultTopic property. #140
• Provide defaultTopic property by default #139
• [#114] Removed spring-kafka-test from project and fixed tests #115
• Remove spring-kafka-test #114
• #108 Migrate tests to junit5 and testcontainers #111
• Fix CI build and optimise test process #108
• Enhancement/readme md #105
• README.md change #104
• Added automatic release notes on milestone closure #72
• [#1382] Support Spring Boot DevTools #38
• [#28] Use TopicPartition as the key for storing offsets #29
• KafkaTrackingToken should specify the topic per partition #28
• [#18 and #25] Introduce a TrackingToken aware ConsumerRebalanceListener #27
• [#21] Verify KafkaProperties property map can be filled #26
• [#17 - Part 2] Define a Group Id prefix and suffix factory #23
• [#17 - Part 1] Adjust Fetcher to allow Tracking and Subscribing #22
• Check for missing Producer/Consumer properties #21
• [#17 / #18 Part 2] Require provisioning of Consumer Group Id #19
• StreamableMessageSource fine tuning to overcome Partitioning / Segmentation discrepancy #18
• Minor Kafka Event Publisher Adjustments #14
• Potential conflict between Kafka partitioning and Axon segmentation #1

🪲 Bug Fixes

• [#34] Introduce a KeyDeserializer for the KafkaTrackingToken #158
• [#92] testPublishMessagesWithAckModeNoUnitOfWorkShouldBePublishedAndReadSuccessfully sometimes fails #93
• KafkaPublisherTest.testPublishMessagesWithAckModeNoUnitOfWorkShouldBePublishedAndReadSuccessfully sometimes fails #92
• [#84] Subscribing Producer Mode not working as expected #85
• Subscribing Producer Mode not working as expected #84
• [#82] KafkaAutoConfiguration should not be auto-configured after InfraConfiguration #83
• KafkaAutoConfiguration should not be auto-configured after InfraConfiguration #82
• SerializationException while fetching KafkaTrackingToken from JpaTokenStore after processor enters retry mode #34
• Outdated tracking token used upon Kafka partition assignment #25
• [#8] Avoid closing non-transactional Producer after a couple of usages #16
• Fix KafkaTrackingToken#covers #13
• Fix contribution guide #12
• [#8] Avoid closing non-transactional Producer after a couple of usages #9
• DefaultProducerFactory closes non-transactional Kafka Producer after producerCacheSize messages were sent #8

🛠️ Dependency Upgrade

• build(deps): bump spring.boot.version from 2.5.2 to 2.5.3 #166
• build(deps-dev): bump test-containers.version from 1.15.3 to 1.16.0 #165
• build(deps-dev): bump slf4j.version from 1.7.31 to 1.7.32 #164
• build(deps): bump kotlin-logging-jvm from 2.0.8 to 2.0.10 #162
• build(deps): bump jackson.version from 2.10.1 to 2.12.4 #161
• build(deps-dev): bump commons-io from 2.10.0 to 2.11.0 #160
• build(deps): bump kotlin.version from 1.5.20 to 1.5.21 #159
• Bump jackson-module-kotlin from 2.12.3 to 2.12.4 #157
• Bump spring.boot.version from 2.5.1 to 2.5.2 #156
• Bump kotlin.version from 1.5.10 to 1.5.20 #155
• Bump mockito.version from 3.11.1 to 3.11.2 #154
• Bump slf4j.version from 1.7.30 to 1.7.31 #153
• Bump commons-io from 2.9.0 to 2.10.0 #152
• Bump mockito.version from 3.11.0 to 3.11.1 #151
• Bump spring.boot.version from 2.5.0 to 2.5.1 #150
• Bump voxmedia/github-action-slack-notify-build from 1.1.2 to 2 #149
• Bump mockito.version from 3.10.0 to 3.11.0 #147
• Bump kotlin-logging-jvm from 2.0.6 to 2.0.8 #146
• Bump jmh-core.version from 1.31 to 1.32 #145
• Bump commons-io from 2.8.0 to 2.9.0 #144
• Bump kotlin.version from 1.5.0 to 1.5.10 #143
• Bump maven-javadoc-plugin from 3.2.0 to 3.3.0 #142
• Bump spring.boot.version from 2.4.5 to 2.5.0 #141
• Bump junit-bom from 5.7.1 to 5.7.2 #138
• Bump mockito.version from 3.9.0 to 3.10.0 #137
• Bump jmh-core.version from 1.30 to 1.31 #136
• Bump maven-gpg-plugin from 1.6 to 3.0.1 #135
• Bump jmh-core.version from 1.29 to 1.30 #134
• Bump jacoco-maven-plugin from 0.8.6 to 0.8.7 #133
• Bump kotlin.version from 1.4.32 to 1.5.0 #132
• Bump kafka.version from 2.7.0 to 2.8.0 #131
• Bump test-containers.version from 1.15.2 to 1.15.3 #130
• Bump spring.boot.version from 2.4.4 to 2.4.5 #129
• Bump jackson-module-kotlin from 2.12.2 to 2.12.3 #128
• Bump mockito.version from 3.8.0 to 3.9.0 #127
• Bump jmh-core.version from 1.28 to 1.29 #126
• Bump kotlin.version from 1.4.31 to 1.4.32 #125
• Bump spring.boot.version from 2.4.3 to 2.4.4 #124
• Bump log4j.version from 2.14.0 to 2.14.1 #123
• Bump kotlin-logging from 1.12.0 to 2.0.6 #122
• Bump kotlin-logging from 1.12.0 to 2.0.5 [#121](https://github.com/AxonFramework/extensio...