API Documentation & Finalization

[levelslip]

• Description: Complete Postman/Swagger docs and handover
• Activities:
  • Setup swagger-ui-express to serve the OpenAPI spec at /api-docs.
  • Export Postman Collection complete with auth scripts and workflows.
  • Write README.md covering local setup, .env requirements, and Prisma migration steps.
  • Document the required environment setup for the ML API integration.
  • Post-deployment manual QA on live environment.
• Dependencies: backend-phase6-deployment
• Deliverables: Swagger UI, Postman Collection, README.md, Deployment Guide