PB-402 Add more logs

[Robert-Steiner]

References

PB-402

Summary

• made the current logs more expressive and less visual noisy:

  • reply=LATER instead of reply=1
  • state=ROUND instead of state=1
  • message_type=HeartbeatRequest instead of message_type=<class 'xain_proto.fl.coordinator_pb2.HeartbeatRequest'>

• add logs for message_byte_size, current_participants_count

Are there any open tasks/blockers for the ticket?

No

---

Reviewer checklist

Reviewer agreement:

• Reviewers assign themselves at the start of the review.
• Reviewers do not commit or merge the merge request.
• Reviewers have to check and mark items in the checklist.

Merge request checklist

• Conforms to the merge request title naming XP-XXX <a description in imperative form>.
• Each commit conforms to the naming convention XP-XXX <a description in imperative form>.
• Linked the ticket in the merge request title or the references section.
• Added an informative merge request summary.

Code checklist

• Conforms to the branch naming XP-XXX-<a_small_stub>.
• Passed scope checks.
• Added or updated tests if needed.
• Added or updated code documentation if needed.
• Conforms to Google docstring style.
• Conforms to XAIN structlog style.

[little-dude]

This will make the logs much more useful 👍