Fix build issue in gitlab

.gitlab-ci.yml

@@ -7,12 +7,11 @@ variables:
 cache:
   paths:
     - .m2/repository/
-    - target/
 
 build:
   stage: build
   script:
-    - mvn $MAVEN_CLI_OPTS compile
+    - mvn $MAVEN_CLI_OPTS clean install -Dmaven.test.skip=true
 
 test:
   stage: test