[Backend] Add Comprehensive Logging for Smart Contract Execution Results

[ayomideadeniran]

🚀 Feature Overview

Add detailed logging for contract execution outcomes, performance metrics, and error details.

This is an important, MVP-critical feature designed to help troubleshoot contract issues.

🛠️ Implementation Requirements

• Build comprehensive logging system.
• Include comprehensive unit tests with coverage >90%.
• Add thorough documentation and educational comments.
• Integrate with existing logging infrastructure.

🔧 Technical Specifications

• Built with Node.js and Express.
• Use winston for structured logging.
• Log execution outcomes and metrics.
• Follow security best practices.

✅ Acceptance Criteria

• Logs contain all required information.
• Performance metrics are captured.
• All unit tests pass with full coverage.
• Documentation is complete and educational.

🎓 Difficulty Level

Intermediate - Requires understanding of logging and Node.js development.

⏱️ Timeline

ETA: 1 day

[charliechinedu19-netizen]

@charliechinedu19-netizen has applied to work on this issue as part of the Stellar Wave Program's 5th wave.

hey gm, i'd love to take on this issue real quick

ℹ️ Repo Maintainers: To accept this application, review their application or assign @charliechinedu19-netizen to this issue.

[amanosiadnan-cmyk]

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

Hii, i'd like to work on this issue

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

[drips-wave]

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

🧑‍💻 @amanosiadnan-cmyk: 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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