Use correct pom.xml in build.

.gitlab-ci.yml

+variables:
+  # This will supress any download for dependencies and plugins or upload messages which would clutter the console log.
+  # `showDateTime` will show the passed time in milliseconds. You need to specify `--batch-mode` to make this work.
+  MAVEN_OPTS: "-Dmaven.repo.local=${CI_PROJECT_DIR}/.m2/repository -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=WARN -Dorg.slf4j.simpleLogger.showDateTime=true -Djava.awt.headless=true"
+  # As of Maven 3.3.0 instead of this you may define these options in `.mvn/maven.config` so the same config is used
+  # when running from the command line.
+  # `installAtEnd` and `deployAtEnd` are only effective with recent version of the corresponding plugins.
+  MAVEN_CLI_OPTS: "-s ${CI_PROJECT_DIR}/ci/settings.xml --batch-mode --errors --fail-at-end --show-version -DinstallAtEnd=true -DdeployAtEnd=true $MAVEN_OPTS"
+
+  # custom docker image for building our Java stuff
+  ECLIPSE_IMAGE: gitlab.informatik.uni-bremen.de:5005/evoal/source/evoal-core/evoal/eclipse-mirror:2022-12
+  EVOAL_IMAGE: library/maven:3.8.6-eclipse-temurin-17-alpine
+  SECURE_LOG_LEVEL: "debug"
+
+  ######################
+  # pom.xml to build
+  LANGUAGES_POM: "src/languages/pom.xml"
+  EVOAL_POM: "src/core/pom.xml"
+  #JUNIT_POM: "src/core/de.evoal.core.junit/pom.xml"
+  PLUGINS_POM: "src/core/plugins/pom.xml"
+  #MAIN_POM: "src/core/de.evoal.core.main/pom.xml"
+  MIRROR_POM: "src/mirror/pom.xml"
+
+# include pre-defined templates for scanning
+include:
+  - template: Security/Dependency-Scanning.gitlab-ci.yml
+
+#before_script:
+#  # docker login asks for the password to be passed through stdin for security
+#  # we use $CI_REGISTRY_PASSWORD here which is a special variable provided by GitLab
+#  # https://docs.gitlab.com/ce/ci/variables/predefined_variables.html
+#  - mkdir $HOME/.docker
+#  - echo $DOCKER_AUTH_CONFIG > $HOME/.docker/config.json
+#  - echo "Log in to $CI_REGISTRY with $CI_REGISTRY_USER and -- $CI_REGISTRY_IMAGE"
+#  - docker login --username $CI_REGISTRY_USER --password $CI_REGISTRY_PASSWORD $CI_REGISTRY 
+
+
+# Cache downloaded dependencies and plugins between builds.
+# To keep cache across branches add 'key: "$CI_JOB_REF_NAME"'
+cache:
+  paths:
+    - .m2/repository
+
+stages:
+  - Domain Specific Languages
+  - EvoAl
+  - Release
+
+#############################################################
+## DSL-related pipeline
+dsl:compile:
+  stage: Domain Specific Languages
+  tags:
+    - docker
+  image: $ECLIPSE_IMAGE
+  script:
+    - mvn $MAVEN_CLI_OPTS -f $LANGUAGES_POM -Dbranch=$CI_COMMIT_REF_NAME -pl "!de.evoal.languages:de.evoal.languages.releng.site" compile
+
+dsl:unit:
+  stage: Domain Specific Languages
+  tags:
+    - docker
+  image: $ECLIPSE_IMAGE
+  script:
+    - mvn $MAVEN_CLI_OPTS -f $LANGUAGES_POM -Dbranch=$CI_COMMIT_REF_NAME verify
+
+dsl:deploy:
+  stage: Domain Specific Languages
+  dependencies: 
+    - "dsl:compile"
+  needs:
+    - "dsl:unit"
+    - "dsl:compile"
+  tags:
+    - docker
+  image: $ECLIPSE_IMAGE
+  script:
+    - mvn $MAVEN_CLI_OPTS -f $LANGUAGES_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten deploy
+  artifacts:
+    untracked: false
+    when: on_success
+    expire_in: "30 days"
+    paths:
+      - src/languages/de.evoal.languages.releng.site/target/de.evoal.languages.releng.site-*.zip
+
+
+#############################################################
+## Remaining compile steps
+evoal:compile:
+  stage: EvoAl
+  tags:
+    - docker
+  image: $EVOAL_IMAGE
+  script:
+    - mvn $MAVEN_CLI_OPTS -f $EVOAL_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten install
+    - mvn $MAVEN_CLI_OPTS -f $PLUGIN_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten install
+  artifacts:
+    untracked: false
+    when: on_success
+    expire_in: "30 days"
+    paths:
+      - src/core/*/target/*
+
+
+#############################################################
+## Remaining unit tests
+
+evoal:unit:
+  stage: EvoAl
+  tags:
+    - docker
+  image: $EVOAL_IMAGE
+  script:
+    - mvn $MAVEN_CLI_OPTS -f $JUNIT_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten install
+    - mvn $MAVEN_CLI_OPTS -f $EVOAL_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten install
+    - mvn $MAVEN_CLI_OPTS -f $PLUGIN_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten install
+    - mvn $MAVEN_CLI_OPTS -f $EVOAL_POM -Dbranch=$CI_COMMIT_REF_NAME -Pjacoco verify
+    - cat src/core/de.evoal.releng.jacoco/target/site/jacoco-aggregate/index.html | grep -o '<tfoot>.*</tfoot>'
+  coverage: /Total.*?([0-9]{1,3})%/
+  artifacts:
+    when: always
+    reports:
+      junit: src/core/*/target/surefire-reports/TEST-*.xml
+    paths:
+      - src/core/de.evoal.releng.jacoco/target/site/jacoco-aggregate/jacoco.xml
+      - src/core/*/target/surefire-reports/TEST-*.xml
+
+evoal:coverage:
+  stage: EvoAl
+  tags:
+    - docker
+  image: haynes/jacoco2cobertura:1.0.7
+  script:
+    - jacoco_paths=`find src/core/ -path "**/src/main/java" -type d | sed -e 's@^@'"$CI_PROJECT_DIR"'/@'`
+    - python /opt/cover2cover.py src/core/de.evoal.releng.jacoco/target/site/jacoco-aggregate/jacoco.xml $jacoco_paths > src/core/de.evoal.releng.jacoco/target/site/coverage.xml
+  needs: ["evoal:unit"]
+  dependencies:
+    - evoal:unit
+  artifacts:
+    reports:
+      coverage_report:
+        coverage_format: cobertura
+        path: src/core/de.evoal.releng.jacoco/target/site/coverage.xmlx 
+
+dependency_scanning:
+  stage: EvoAl
+  tags: [docker]
+  image: registry.gitlab.com/security-products/gemnasium-maven:4
+  needs: ["evoal:compile"]
+  variables:
+    DS_JAVA_VERSION: 17
+    DS_MAX_DEPTH: 3
+    DS_EXCLUDED_PATHS: src/mirror,src/languages,src/core/de.evoal.[a-qs-z]*,de.evoal.releng.jacoco
+  after_script:
+    - >
+      cd src/core/;
+      for FILE in `find . -name "gemnasium-maven-plugin.json"`; do
+        mv $FILE `echo "./de.evoal.releng.parent/$FILE" | sed -e "s;/gemnasium-maven-plugin.json;-gemnasium-maven-plugin.json;g"`;
+      done
+
+#############################################################
+## Remaining integration tests
+
+#############################################################
+## Remaining deploy steps
+
+evoal:deploy:
+  stage: EvoAl
+  dependencies:
+    - "evoal:compile"
+  needs:
+    - "evoal:compile"
+    - "evoal:unit"
+  tags:
+    - docker
+  image: $EVOAL_IMAGE
+  script:
+    - mvn $MAVEN_CLI_OPTS -f $JUNIT_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten install
+    - mvn $MAVEN_CLI_OPTS -f $EVOAL_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten install
+    - mvn $MAVEN_CLI_OPTS -f $PLUGIN_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten install
+    - mvn $MAVEN_CLI_OPTS -f $EVOAL_POM -Dbranch=$CI_COMMIT_REF_NAME -DskipTests=true flatten:flatten deploy
+  artifacts:
+    untracked: false
+    when: on_success
+    expire_in: "30 days"
+    paths:
+      - src/core/*/target/*
+
+#############################################################
+## Remaining release steps
+
+#all:coverage:
+#  stage: Release
+#  image: registry.gitlab.com/haynes/jacoco2cobertura:1.0.7
+#  script:
+#    # convert report from jacoco to cobertura, using relative project path
+#    - for XML in ; do python /opt/cover2cover.py target/site/jacoco/jacoco.xml $CI_PROJECT_DIR/src/main/java/ > target/site/cobertura.xml
+#  needs: ["evoal:unit"]
+#  artifacts:
+#    reports:
+#      coverage_report:
+#        coverage_format: cobertura
+#        path: src/core/*/target/site/cobertura.xml
+
+all:package:
+  stage: Release
+  needs:
+    - job: "dsl:deploy"
+      artifacts: true
+    - job: "evoal:deploy"
+      artifacts: true
+  tags:
+    - docker
+  image: $EVOAL_IMAGE
+  script:
+    - ci/create-release.sh "$CI_JOB_NAME"
+  artifacts:
+    name: "evoal-$CI_COMMIT_REF_NAME-$CI_COMMIT_SHORT_SHA-release"
+    when: on_success
+    paths:
+      - evoal
+
+
+
+#release:
+#  stage: Release
+#  needs:
+#    - job: "dsl:deploy"
+#      artifacts: true
+#    - job: "evoal:deploy"
+#      artifacts: true
+#  image: registry.gitlab.com/gitlab-org/release-cli:latest
+#  rules:
+#    - if: $CI_COMMIT_TAG
+#  script:
+#    - echo "running release_job for $TAG"
+#  release:                                         # See https://docs.gitlab.com/ee/ci/yaml/#release for available properties
+#    name: 'Release $CI_COMMIT_TAG'
+#    tag_name: 'v0.$CI_PIPELINE_IID'                # The version is incremented per pipeline.
+#    description: 'v0.$CI_PIPELINE_IID'
+#    ref: '$CI_COMMIT_TAG'                          # The tag is created from the pipeline SHA.