📝 Description

Remove unused internal debug endpoints and their supporting code and configuration (ML-13105). Same change as in 1.12.1.

🛠️ Changes Made

• Remove the unused internal debug endpoints and their router registration
• Remove the dependency and config flag that only served them
• Remove the server utility that only backed them

✅ Checklist

• I updated the documentation (if applicable)
• I have tested the changes in this PR
• I confirmed whether my changes are covered by system tests
  • If yes, I ran all relevant system tests and ensured they passed before submitting this PR
  • I updated existing system tests and/or added new ones if needed to cover my changes
• If I introduced a deprecation:
  • I followed the Deprecation Guidelines
  • I updated the relevant Jira ticket for documentation
• Please run Smoke-tests workflow, providing it the PR number as input (upon success, the workflow run will add label "Smoke tests: Pass" to the PR)

🧪 Testing

• Identical change (same patch) to the one already released in 1.12.1
• ruff check / ruff format --check pass on the touched files; no remaining references to the removed code; no tests reference it

🔗 References

• Ticket link: ML-13105
• Design docs links:
• External links:

🚨 Breaking Changes?

• Yes (explain below)
• No

Removes unused, undocumented internal API routes. The backward-compatibility API check is expected to flag them as removed.

🔍️ Additional Notes

Backport to 1.13.x will follow in a separate PR.

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