Simple city app

Technology stack:

• Java 11/17 + Spring Boot
• React
• Graphql

Running with Java 11

mvn clean verify

and then

java -jar target/cities-0.0.1-SNAPSHOT.jar

Open localhost:8080 and have fun

Running with Java 17

mvn clean verify -P j17

and then

java -jar target/cities-0.0.1-SNAPSHOT.jar

Open localhost:8080 and have fun.