Contracts: Canonical event versioning standard across deployed contracts

[Cedarich]

Complexity: 150 points

Goal
Standardize event versioning across deployed contracts so backend and data-processing consumers can evolve safely.

Acceptance Criteria

• Core contract events include a consistent versioning strategy.
• Event schema changes can be detected by consumers.
• Approach is documented for contributors adding new events.
• At least two contracts adopt the canonical pattern.

[veloura-dev]

@veloura-dev has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Please maintainer..I can handle this professionally and make sure this issue is closed ASAP WITHOUT ERRORS.

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[Fayyo]

@Fayyo has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hi maintainer, I would love to work on this issue.
Please assign it to me

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[drips-wave]

Congratulations, @Fayyo! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on July 30, 2026.

🧑‍💻 @Fayyo: 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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[OLAMIGHTY010]

@OLAMIGHTY010 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

I would love to work on this issue

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[Stanley-Owoh]

@Stanley-Owoh has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Good day maintainer please i would like to work on this, i can work on this immediately with positive results
I would appreciate if this issue will be assigned to me. Thank you

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[Toyinoje]

@Toyinoje has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hello maintainer, I would love to work on this please assign it to me

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