test(curation): add state transition coverage

[Adotse10066]

closes #1222

Summary

Describe what changed and why.

Linked Issue

Closes #

Type of Change

• feat
• fix
• docs
• refactor
• test
• chore

Validation

• Lint passed for affected area(s)
• Tests passed for affected area(s)
• Manual verification completed (if applicable)

Documentation

• Documentation updated (or N/A with explanation)
• Screenshots/videos attached for UI changes

Checklist

• Branch name uses feat/, fix/, or docs/
• Commit messages follow Conventional Commits
• PR scope matches linked issue acceptance criteria

[drips-wave]

@Adotse10066 Great news! 🎉 Based on an automated assessment of this PR, the linked Wave issue(s) no longer count against your application limits.

You can now already apply to more issues while waiting for a review of this PR. Keep up the great work! 🚀

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[Cedarich]

@Adotse10066 Kindly fix CI

[Cedarich]

Closing this as part of the Wave 8 → Wave 9 transition.

The board is being reset so Wave 9 issues can be opened against a clean backlog. This PR has been open 25 days without landing. All issues are being unassigned at the same time — the issues themselves stay open.

This is not a rejection of your work. If you want to carry it forward into Wave 9:

1. Reopen this PR, or comment here and we will reopen it.
2. Comment on the linked issue to have it reassigned to you.

Thanks for contributing to LumenPulse.