java/maven

https://mkyong.com/maven/how-to-compile-maven-project-with-different-jdk-version/
https://mkyong.com/maven/how-to-tell-maven-to-use-java-8/
https://www.baeldung.com/maven-java-version
https://stackoverflow.com/questions/38882080/specifying-java-version-in-maven-differences-between-properties-and-compiler-p