[emynogithub]

Summary

• Remove the unreferenced publish stub that returned success without publishing.
• Keep invoice publishing on the existing POST /invoices/:id/publish route, which delegates to the controller and service, checks ownership, and returns the published invoice DTO.

Closes #625

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[TS-mfon]

✅ PR Ready for Review

Due to a recent malware incident affecting our repositories, all PRs are required to pass automated security checks before being reviewed for merging.

This PR has passed all automated checks:

• ✅ Security scan — no malicious code detected
• ✅ No merge conflicts

A maintainer will review and merge this PR shortly.

[TS-mfon]

✅ PR Ready for Review

Due to a recent malware incident affecting our repositories, all PRs are required to pass automated security checks before being reviewed for merging.

This PR has passed all automated checks:

• ✅ Security scan — no malicious code detected
• ✅ No merge conflicts

A maintainer will review and merge this PR shortly.