Add Aegis SDK integration fixture suite

[El-swaggerito]

Description

Difficulty: Expert

Type: Test

Summary

Add an integration fixture suite for Aegis SDK modules.

Current Behaviour

SDK tests may lack stable fixtures for compliance, assets, admin actions, investor reads, events, and receipts.

Expected Behaviour

The SDK should include reusable fixtures for major protocol scenarios.

Suggested Implementation

Create fixture files, test helpers, documentation, and example usage.

Files or Areas Likely Affected

• tests/
• fixtures/
• src/compliance/
• src/assets/
• src/admin/
• docs/

Acceptance Criteria

• Integration fixture suite is added.
• Compliance fixtures are included.
• Asset and investor fixtures are included.
• Admin action fixtures are included.
• Event and receipt fixtures are included.
• Docs explain fixture usage.

Additional Notes

Fixtures must avoid real user data.

[Ikechukwu-Patrick]

Hello maintainer, please i would love to work on this issue.

[grantfox-oss]

🦊 GrantFox — @Ikechukwu-Patrick has been assigned to this issue as part of the Official Campaign | FWC26 campaign!

Next steps:

1. Open a Pull Request referencing this issue (e.g., Closes #151)
2. Your PR will be reviewed by the Axionvera maintainers

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