fix for #33

ci-templates/build.yml

@@ -3,7 +3,8 @@
   stage: build
   image: maven:3.9.5-ibm-semeru-17-focal
   script:
-    - mvn deploy -s ci_settings.xml -Dversion=$APP_VERSION
+    - export MAVEN_OPTS="-Xms1024m -Xmx4096m -XX:MaxPermSize=1024"
+    - mvn deploy -X -s ci_settings.xml -Dversion=$APP_VERSION
   artifacts:
     paths:
       - target/