[Contract] Implement Verifiable Random Function (VRF) Integration

[ayomideadeniran]

🚀 Feature Overview

Integrate on-chain randomness using a VRF oracle, allowing tasks to include provably fair random conditions or selection processes.
This is a complex, MVP-critical feature designed to elevate the capabilities and stability of the SoroTask platform.

🛠️ Implementation Requirements

• Build core component architecture with high resilience.
• Develop fault-tolerant data pipelines and secure interactions.
• Implement thorough error tracking and fallback systems.

🔧 Technical Specifications

• Adherence to strict architectural boundaries.
• High test coverage requirements (>90%).
• Integration with existing infrastructure cleanly.

✅ Acceptance Criteria

• Feature implemented according to requirements.
• Unit and integration tests passing.
• Security review completed.
• Comprehensive documentation written.

🎓 Difficulty Level

Advanced - Requires deep understanding of the relevant stack and best practices.

⏱️ Timeline

ETA: 3-5 days

[bitcoindev817-hue]

@bitcoindev817-hue has applied to work on this issue as part of the Stellar Wave Program's 5th wave.

I'm a full-stack developer and I'd like to take this issue.
I understand the requirements and will follow the existing project structure, keep the implementation clean, and include proper tests where applicable.

ETA: 1–3 days (depending on scope)

ℹ️ Repo Maintainers: To accept this application, review their application or assign @bitcoindev817-hue to this issue.

[drips-wave]

Congratulations, @bitcoindev817-hue! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on June 2, 2026.

🧑‍💻 @bitcoindev817-hue: 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.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊