Build API Versioning Strategy and Deprecation Workflow for Public Endpoints

[temma02]

Description

Implement an API versioning strategy and deprecation workflow that allows the public API to evolve without breaking existing clients, including version negotiation and deprecation signaling.

Requirements and Context

• Compatibility: Existing clients must not break when new versions are added
• Testing: Test version negotiation and deprecation headers
• Documentation: Document the versioning policy

Suggested Execution

Branch: feat/issue-070-api-versioning-strategy

Implement Changes

• Add API version negotiation via URL path or header
• Implement a deprecation header mechanism (Deprecation, Sunset)
• Route requests to the correct version handler
• Document the versioning and deprecation policy in the OpenAPI spec

Test and Commit

• Test version negotiation routes to the correct handler
• Test deprecation headers on deprecated endpoints
• Document the versioning policy

Example Commit Message

feat(api): implement API versioning strategy and deprecation workflow

- Add version negotiation via path or header
- Add Deprecation and Sunset header support
- Document versioning and deprecation policy

Guidelines

• Choose one versioning approach and apply it consistently
• Give clients adequate deprecation notice via Sunset headers
• Keep old versions functional during the deprecation window

[David-282]

@David-282 has applied to work on this issue as part of the Stellar Wave Program's 5th wave.

Kindly assign to me, i promise to impress

ℹ️ Repo Maintainers: To accept this application, review their application or assign @David-282 to this issue.

[victorisiguzoruzoma874]

@victorisiguzoruzoma874 has applied to work on this issue as part of the Stellar Wave Program's 5th wave.

I WOULD LOVE TO WORK ON THIS TASK ALONG SIDE YOU SIR.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @victorisiguzoruzoma874 to this issue.

[drips-wave]

Congratulations, @victorisiguzoruzoma874! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on June 2, 2026.

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