https://www.eclemma.org/jacoco/trunk/doc/maven.html
https://mvnrepository.com/artifact/org.jacoco/jacoco-maven-plugin

target/jacoco.exec

2022
CodeJournal - JaCoCo Maven Plugin of 8 parts
    https://www.youtube.com/playlist?list=PLFZica6HmcrjHd5g6-habsB40Jd9YRrpl
https://www.baeldung.com/jacoco
2021
https://www.lambdatest.com/blog/reporting-code-coverage-using-maven-and-jacoco-plugin/
2018
https://mkyong.com/maven/maven-jacoco-code-coverage-example/