Create automated E2E tests for Authentication

[meshackyaro]

Description

This issue aims to address the implementation of Create automated E2E tests for Authentication.

The core objective is to: Use Supertest and testing tools to verify login flow.

By completing this feature, we will ensure that the TrustFlow protocol maintains its high standards for security, usability, and decentralized logic. This issue requires careful attention to the Backend architecture and adherence to the existing project conventions.

When picking up this issue, please ensure you document any new dependencies or architectural decisions made during development.

Component

Backend

Difficulty

🟡 Medium

Tasks

• Review Node.js API architecture in backend/
• Implement logic for: Create automated E2E tests for Authentication
• Write unit tests for the new endpoints using Supertest
• Update Swagger terminology / OpenAPI specs
• Verify PostgreSQL queries are optimized
• Run npm run lint

Acceptance Criteria

• Feature accurately implements the objective: Use Supertest and testing tools to verify login flow.
• Any PR that introduces TypeScript/Rust errors is automatically blocked
• CI pipeline runs in under 3 minutes per PR
• Code is properly reviewed and approved by codeowners

Estimated Time

4-8 hours

[YfengJ]

Hi maintainers, I would like to apply for this issue if it is available. If assigned, I will add a focused Supertest E2E suite for the authentication flow, following the existing backend structure, documenting any test-only setup, and running the available lint/test commands before opening a PR.