Shopping Cart Web App - REST Microservices architecture

• Inventory Service: Add item to the site, only admin role can manage the inventory.
• User Service: manage all users service and create new users
• Cart Service: manages customers shopping carts with CRUD operations.
• API Gateway: Route requests to multiple services using a single endpoint. This service allows us to expose multiple services on a single endpoint and route to the appropriate service based on the request.

3. data model

default configuration

Service	Port
api-gateway	8080
inventory-service	8081
user-service	8082
cart-service	8083
discovery-service	8084

Project folder structure

• api-gateway: API Gateway
• inventory-service: Inventory Service
• external-files: external files
• user-service: User Service
• cart-service: Cart Service