lab4/order-service/src/main/java/com/amazon/aws/partners/saasfactory/Product.java
lab4/product-service/src/main/java/com/amazon/aws/partners/saasfactory/Product.java

lab4/order-service/src/main/java/com/amazon/aws/partners/saasfactory/Category.java
lab4/product-service/src/main/java/com/amazon/aws/partners/saasfactory/Category.java

lab4/order-service/src/main/java/com/amazon/aws/partners/saasfactory/OrderService.java
lab4/product-service/src/main/java/com/amazon/aws/partners/saasfactory/ProductService.java