Building a Scalable Auth Service Using Node.js, Express, PostgreSQL, and Prisma (Microservices Architecture)

Below is a production-style Auth Service for your Local Marketplace Microservices Platform using: Node.js Express PostgreSQL Prisma ORM JWT Authentication Docker-ready structure Layered architecture (Controller → Service → Repository) This structure is similar to what engineers use in production systems at companies like Stripe and Shopify. 📁 Auth Service Folder Structure auth-service │ ├── src │ ├── config │ │ └── db.js │ │ │ ├── controllers │ │ └── auth.controller.js │ │ │ ├── services │ │ └── auth.service.js │ │ │ ├── repositories │ │ └── user.repository.js │ │ │ ├── routes │ │ └── auth.routes.js │ │ │ ├── middlewares │ │ └── auth.middleware.js │ │ │ ├── utils │ │ ├── hash.js │ │ └── jwt.js │ │ │ ├── app.js │ └── server.js │ ├── prisma │ ├── schema.prisma │ └── seed.js │ ├── .env ├── package.json └── Dockerfile 1️⃣ package.json { "name": "auth-service", "version": "1.0.0", "main": "src/server.js", "scripts": { "dev": "nodemon src/server.js", "start": "node src/server.js", "prisma":