Add Integration Tests for Blockchain Sync

[dDevAhmed]

📚 Overview

Test blockchain → DB sync pipelines end-to-end.

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🎯 Objectives

• Event ingestion
• DB persistence
• Reorg handling

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🧠 Scope

Mock chain events.

tests/integration/blockchain/

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✅ Acceptance Criteria

• Events correctly persisted
• Reorg scenarios covered
• CI runnable

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⏳ Complexity

High

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This issue has been added to the Stellar Wave Program and is worth 200 Points.

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[AbuJulaybeeb]

@AbuJulaybeeb has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hi maintainer,
I can take on this high complexity task

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[Naomi-Gift]

@Naomi-Gift has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Please can i be assigned to work on this?

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[winnpxl]

@winnpxl has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hi. I would love to work on this issue.

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[Eniola3321]

@Eniola3321 has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hi Maintainers,
I’m interested in working on this issue. I’m a backend developer with experience in Node.js, APIs, and Web3/blockchain concepts.
I’ve reviewed the issue and I’m confident I can contribute a clean solution.
Kindly assign it to me if it’s open. Thanks!

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[mijinummi]

@mijinummi has applied to work on this issue as part of the Stellar Wave Program's 2nd wave.

Hello maintainers, I am a full stack developer with experience in building scalable systems, I can hack this if assigned

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

[drips-wave]

Congratulations, @mijinummi! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on February 26, 2026.

🧑‍💻 @mijinummi: 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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