Use case for a MircoService REST API with a client that can be consumed by a consumer application. Have a look at the deployment configuration for the environments and different services.
The "WebAppliation" that provides a Frontend and a Backend for the Frontend with a REST API.
The REST-API Client) gets its data from a microservice called pizza-inventory.
The MicroService provides a simple REST-API.
Besides the API, a Client Stub and a DTO is provided as jar File that can be used by consumers.
The service environment is derived from the current env of the consumer, but can be overriden by setting a property.
You can access the Service "UI" with a link to the OpenApi Spec here.
Run mvn clean install
Then run both, the pizza-inventory-impl and the pizza-order with the active profile dev.
Open http://localhost:8080/ and http://localhost:8081/ in your webbrowser.