feat(exx-Pipeline): add gradle licencing

pipelines/licence/license-gradle.gitlab-ci.yml

@@ -0,0 +1,11 @@
+include:
+  - '/templates/java/gradle/gradle-licence.gitlab-ci.yml'
+  - '/templates/licence/licence.gitlab-ci.yml'
+
+License-Bom:
+  extends: .gradle-licence
+
+License-Adoc:
+  extends: .license-asciidoc
+  variables:
+    BOM_FILE: build/reports/bom.json

templates/java/gradle/gradle-licence.gitlab-ci.yml

@@ -0,0 +1,12 @@
+.gradle-licence:
+  image: $GRADLE_IMAGE
+  stage: post-process
+  before_script:
+    - "cd $BACKEND_DIR"
+  script:
+    - "./gradlew --build-cache cyclonedxBom $GRADLE_CLI_OPTS"
+  artifacts:
+    expire_in: 2 weeks
+    reports:
+      junit:
+        - "$BACKEND_DIR/build/reports/bom.json"

templates/license/license.gitlab-ci.yml

@@ -0,0 +1,15 @@
+.license-asciidoc:
+  image: gitlab.exxcellent.de:4567/gilden/ci/exxcellent-license-tools
+  stage: post-process
+  variables:
+    BOM_FILE: bom.json
+    LICENSE_FILE: licenses.adoc
+  before_script:
+    - "cd $BACKEND_DIR"
+  script:
+    - licenseBom2Adoc --bom $BOM_FILE --adoc $LICENSE_ADOC_FILE
+  artifacts:
+    when: always
+    expire_in: 2 weeks
+    paths:
+      - $LICENSE_ADOC_FILE