GitLab CI/CI yml file added

.gitlab-ci.yml

@@ -0,0 +1,31 @@
+image:
+  name: docker:latest
+  pull_policy: if-not-present
+
+variables:
+  GIT_SUBMODULE_STRATEGY: recursive
+  MAVEN_OPTS: "-Dmaven.repo.local=.m2/repository -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=WARN -Dorg.slf4j.simpleLogger.showDateTime=true -Djava.awt.headless=true"
+  MAVEN_CLI_OPTS: "-s /settings.xml -P nbki --batch-mode"
+
+stages:
+  - build
+  - test
+
+cache:
+  key: "$CI_BUILD_REF_NAME"
+  paths:
+    - .m2/repository
+    - z-distr/target/clearing/
+
+build:
+  image: maven:latest
+  stage: build
+  script:
+    - mvn clean package -DskipTests -Pdistributive
+
+test:
+  stage: test
+  script:
+    - docker compose down
+    - docker compose build
+    - docker compose up --abort-on-container-exit --exit-code-from clearing_system