Improve Configuration Validation

[Abd-Standard]

Description

Validate backend configuration values before services begin processing events.

Acceptance Criteria
Invalid configuration blocks startup.
Error messages are descriptive.
Tests verify validation.

[Endowed992]

Hello, can i be assigned to this issue?

[iredis]

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

I’d love to work on this issue because it’s a great opportunity to contribute, improve my skills, and deliver a meaningful solution while learning from the project.

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

[whiteghost0001]

@whiteghost0001 has applied to work on this issue as part of the Stellar Wave Program's 7th wave.

Hi! I'm a full-stack developer with experience building modern web applications using JavaScript/TypeScript, React, Next.js, Node.js, and blockchain technologies such as Stellar. I enjoy working on open-source projects, writing clean, maintainable code, and collaborating with the community.

I'd love to work on this issue. I believe I can contribute a high-quality solution, communicate my progress clearly, and submit a well-tested pull request. If the issue is still available, I'd appreciate being assigned to it. Thank you!

ℹ️ Repo Maintainers: To accept this application, review their application or assign @whiteghost0001 to this issue.

[Lost-Z]

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

Hi! I’m a full-stack developer with a strong blockchain background. I’d love to handle this issue and can deliver a clean, reliable solution. Kindly assign it to me.

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

[drips-wave]

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

🧑‍💻 @Lost-Z: 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 🌊