Get forex rates from openexchangerates.org
docker build --build-arg JAR_FILE=target/forex-rate-service-0.0.1-SNAPSHOT.jar --file=Dockerfile --tag=spring-demo/forex-rate-service:latest .
docker run --network=spring-demo -i -t -d spring-demo/forex-rate-service
curl http://localhost:9000/forex-rate-service/rate/USD/ZAR | json_pp