This project is a RESTful API designed to manage and apply various types of discount coupons for an e-commerce platform. It provides a robust and extensible system for creating, validating, and applying coupons to a shopping cart, with a focus on clean code, automated testing, and enterprise-ready practices.

Coupon Management System generated with HTML + Tailwind + Node.js, PostgreSQL, realistic seed data, verified Docker setup, Swagger API, docs, and screenshots.