flexible message producing

[h1alexbel]

closes #304

---

PR-Codex overview

This PR focuses on deprecating and replacing certain classes and interfaces in the codebase.

Detailed summary

• KfData class is deprecated and replaced with Message class.
• DatasetDirs class is marked as deprecated.
• Data interface is deprecated and replaced with Message interface.
• Added a new dependency eo-kafka in the pom.xml file.
• Updated test cases to reflect the changes in the codebase.

The following files were skipped due to too many changes: src/main/java/io/github/eocqrs/kafka/Message.java, src/main/java/io/github/eocqrs/kafka/fake/FkProducer.java, src/it/producer-consumer-api/src/test/java/ProducerTest.java, src/test/java/io/github/eocqrs/kafka/data/TkvTest.java, src/main/java/io/github/eocqrs/kafka/data/Tkv.java, src/test/java/io/github/eocqrs/kafka/data/TimestampedTest.java, src/test/java/io/github/eocqrs/kafka/data/WithPartitionTest.java, src/main/java/io/github/eocqrs/kafka/data/WithPartition.java, src/main/java/io/github/eocqrs/kafka/data/Timestamped.java, README.md

✨ Ask PR-Codex anything about this PR by commenting with /codex {your question}

[zoeself]

@h1alexbel thank you for your Pull Request. I'll assign someone to review it soon.

If this PR solves a todo from the code, please don't forget to remove it.

[zoeself]

@l3r8yJ please review this Pull Request. Deadline (when it should be merged or closed) is 2023-07-02T13:29:07.907202.

You should check if the requirements have been implemented (partially or in full), if there are unit tests covering the changes and if the CI build passes. Feel free to reject the PR or ask for changes if it's too big or not clear enough.

Estimation here is 30 minutes, that's how much you will be paid. You will be paid even if this PR gets rejected.

[codecov]

Codecov Report

Patch coverage: 97.50% and project coverage change: +0.71 🎉

Comparison is base (3480a0a) 98.23% compared to head (a964e93) 98.94%.

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #401      +/-   ##
============================================
+ Coverage     98.23%   98.94%   +0.71%     
- Complexity      164      170       +6     
============================================
  Files            75       78       +3     
  Lines           453      476      +23     
  Branches          1        1              
============================================
+ Hits            445      471      +26     
+ Misses            8        5       -3     

Impacted Files	Coverage Δ
.../main/java/io/github/eocqrs/kafka/data/KfData.java	100.00% <ø> (ø)
.../java/io/github/eocqrs/kafka/fake/DatasetDirs.java	100.00% <ø> (ø)
...va/io/github/eocqrs/kafka/producer/KfProducer.java	87.50% <0.00%> (+23.86%)	⬆️
.../java/io/github/eocqrs/kafka/data/Timestamped.java	100.00% <100.00%> (ø)
src/main/java/io/github/eocqrs/kafka/data/Tkv.java	100.00% <100.00%> (ø)
...ava/io/github/eocqrs/kafka/data/WithPartition.java	100.00% <100.00%> (ø)
...n/java/io/github/eocqrs/kafka/fake/FkProducer.java	100.00% <100.00%> (ø)
...va/io/github/eocqrs/kafka/producer/KfCallback.java	100.00% <100.00%> (ø)

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[h1alexbel]

@zoeself deregister

[zoeself]

@zoeself deregister

@h1alexbel ok, I've removed this task from scope. I'm not managing it anymore.