Backend: carry tracker cleanup

[hannibal002]

What

Code cleanup in carry tracker logic

Changelog Technical Details

• A bit less confusion in carry tracker logic. - hannibal2

[github-actions]

I have detected some issues with your pull request:

Body issues:
Author is not set in text: + A bit less confusion in carry tracker logic
Change should end with a full stop in text: A bit less confusion in carry tracker logic

Please fix these issues. For the correct format, refer to the pull request template.

[github-actions]

I have detected some issues with your pull request:

Body issues:
Author is not set in text: + A bit less confusion in carry tracker logic
Change should end with a full stop in text: A bit less confusion in carry tracker logic

Please fix these issues. For the correct format, refer to the pull request template.

[github-actions]

One or more Detekt Failures were detected:

• CarryTracker.kt#L213: Missing newline after "{"
• CarryTracker.kt#L213: Missing newline after "{"

[github-actions]

One or more Detekt Failures were detected:

• CarryTracker.kt#L209: Missing newline after "{"
• CarryTracker.kt#L209: Missing newline after "{"

[github-actions]

One or more Detekt Failures were detected:

• CarryTracker.kt#L209: Unexpected indentation (12) (should be 8)
• CarryTracker.kt#L210: Unexpected indentation (8) (should be 4)
• CarryTracker.kt#L211: Unexpected indentation (12) (should be 8)
• CarryTracker.kt#L212: Unexpected indentation (8) (should be 4)