feat: Implement Soroban error classification module

[cypriannwokolo2-creator]

Description

Map Soroban contract error codes to Go domain errors for better error handling.

Requirements

• Implement error classifier
• Map all Soroban error codes to domain errors
• Add error classification to contract client
• Add tests for all error codes

Acceptance Criteria

• All Soroban errors mapped to domain errors
• Error classifier integrated with contract client
• Tests verify all error mappings
• Documentation for error codes

Priority

Medium

[Timmmytunner]

@Timmmytunner has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hello Maintainer, I’ve reviewed the issue and understand the requirements. I’m confident I can handle the task effectively and would appreciate the opportunity to work on it.

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[Baytizz]

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I have reviewed the issue and I understand the requirements. I am confident that I can get it fixed perfectly to meet the acceptance criteria if I get assigned to work on it

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[toniasteve15-ui]

@toniasteve15-ui has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hello @maintainer, I’d like to work on this issue. I have experience handling similar tasks and can start immediately. And I will deliver at the shortest possible time.

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[webdevayo]

@webdevayo has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi maintainer I have thoroughly read the description to this issue and I can resolve this according to the description required ensuring it meet all the acceptance criteria kindly assign..

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[Horlarolowo123]

@Horlarolowo123 has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hello Maintainer, I’ve carefully reviewed the issue and have a clear understanding of the requirements. I’m ready and confident to take it on. Kindly assign the issue to me.

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[OmniZlatoon]

@OmniZlatoon has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

A few hours to go for the WAVE proving to be challenging , but I assure you I will deliver. Please maintainer sir, grace me with this issue👍

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[pelumixxril]

@pelumixxril has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi Maintainer,let me help in resolving this issue sir,I've got quite few years knowledge on how to handle this issue type sir,do well to assign this issue to me sir and let me be of help sir,thank you sir.

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[ybmahq]

@ybmahq has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi, I'd like to work on this issue.

I'm a software engineer with strong experience in JavaScript and building scalable web applications. I'm comfortable working across the stack, writing clean, maintainable code, and collaborating in open source environments.

I've reviewed the issue and I'm confident I can implement a solid solution while following the project's conventions.

Please assign this issue to me, I'd be happy to contribute.

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[drips-wave]

Congratulations, @ybmahq! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on August 31, 2026.

🧑‍💻 @ybmahq: 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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