collect test results with ci

.gitlab-ci.yml

@@ -74,7 +74,9 @@ test:
   image: maven:3.8.3-jdk-8
   script:
     - mvn $MAVEN_OPTS $MAVEN_CLI_OPTS $MAVEN_DEPLOY_OPTS -U clean test
-
+  artifacts:   
+    reports:
+      junit: target/surefire-reports/TEST-*.xml
 
 # Build and deploy all the JARs to GWDG Nexus, and build all the DEBs and store DEBs to artifacts.
 build_and_deploy: