Cursor-based pagination for credit line list

[greatest0fallt1me]

Description

Offer stable cursor pagination in addition to offset/limit for large datasets.

Requirements and context

• Backward compatible query params.
• Document in OpenAPI.

Suggested execution

Fork and branch

Fork the repo and create a branch:

git checkout -b feature/credit-lines-cursor-pagination

Implement changes

• Extend CreditLineService.getAllCreditLines and repository interfaces.
• Update GET /api/credit/lines handler.
• Add tests for first page, next cursor, and exhaustion.

Test and commit

Run tests, cover edge cases, and attach test output plus security or ops notes (auth, PII, Stellar keys) in the PR.

Run tests

npm test

Example commit message

feat(api): cursor pagination for credit lines

Guidelines

• Minimum 95% coverage on touched modules where applicable (npm test / coverage report).

• Clear documentation (OpenAPI openapi.yaml, README, and inline comments for non-obvious logic).

• Timeframe: 96 hours.

• Run npm run build or tsc if types change.

• Keep OpenAPI in sync with route behavior.

[Zarmaijemimah]

@Zarmaijemimah has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

I can handle this issue and I will love to work on it please kindly assign thank you.

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

[drips-wave]

Congratulations, @Zarmaijemimah! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on March 30, 2026.

🧑‍💻 @Zarmaijemimah: 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 🌊

[drips-wave]

This issue has been marked as completed by a Drips Wave moderator for @Zarmaijemimah as part of the Stellar Wave Program's 3rd Wave 🥳

Moderator's reason: [Auto-assessed] The contributor successfully implemented cursor-based pagination for the credit lines endpoint, ensuring backward compatibility with the existing offset-based system. The PR #167 includes comprehensive documentation, updated OpenAPI specs, and extensive test coverage (over 20 new tests) for all required edge cases.

😎 @Zarmaijemimah: You earned 200 Points for completing this issue! After the current Wave ends, you'll be eligible for a percentage of the Wave's reward pool based on the percentage of total points you've earned. Learn more here.

🧑‍💻 Repo maintainers: How'd the contributor do? Leave a review to share your experience working with them.

ℹ️ Note: This issue was marked complete via moderation. Points were issued even though the GitHub issue remains open.