NIFI-13635 Expose processor bulletins as a part of FlowInfo

[pkedvessy]

Summary

NIFI-13635

Tracking

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• Apache NiFi Jira issue created

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• Pull Request title starts with Apache NiFi Jira issue number, such as NIFI-00000
• Pull Request commit message starts with Apache NiFi Jira issue number, as such NIFI-00000

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Build

• Build completed using mvn clean install -P contrib-check
  • JDK 21

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• New dependencies are compatible with the Apache License 2.0 according to the License Policy
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Documentation

• Documentation formatting appears as expected in rendered files

[ferencerdei]

Thanks for making this possible in the C2 protocol, it will help users to debug flows without needing to SSH to the specific agent to see the logs.

I have only 2 minor comments, please have a look.

[ferencerdei]

Thanks for applying the comments, +1 from my side, merging...