The Maven menu is located on the right side in IntelliJ.
If you want to use them, run the stages inside the 'oopp-group-90 project (root)' directory!
See this image for a reference.
client: $ java -jar client-[version nr].jar
server: $ java -jar server-[version nr].jar
$ mvn clean test
IntelliJ
Doubleclick on 'install' in the Maven menu
Terminal
Run $ mvn clean install
Build locations
client: ./client/target/client-[version].jar
server: ./server/target/server-[version].jar
IntelliJ
Doubleclick on 'install' in the Maven menu
Terminal
Run $ mvn clean test jacoco:report-aggregate
Report location
./tests/target/site/jacoco-aggregate/index.html
IntelliJ
Doubleclick on 'site' in the Maven menu
Terminal
Run $ mvn clean site
Report location
./target/site/checkstyle-aggregate.html