Implement traffic mirroring for canary deployments

[RUKAYAT-CODER]

Mirror traffic to new versions for testing.

Acceptance Criteria:

• Traffic mirroring logic
• Duplicate request handling
• Comparison and metrics
• Automated promotion or rollback

[Oby38]

@Oby38 has applied to work on this issue as part of the Stellar Wave Program's 5th wave.

Kinly assign me this issue

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[eleven-smg]

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

Hi maintainer I have thoroughly read the description to this issue and I can resolve this according to the description required ensuring it meet all the acceptance criteria kindly assign.

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

[drips-wave]

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

🧑‍💻 @eleven-smg: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

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[drips-wave]

This issue has been completed by @eleven-smg as part of the Stellar Wave Program's 5th Wave 🥳

😎 @eleven-smg: You earned 200 Points for completing this issue! After the current Wave ends, you'll be eligible for a percentage of the Wave's reward pool based on the percentage of total points you've earned. Learn more here. You can also Leave a review to share your experience working on this issue.

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