Add .gitlab-ci.yml

.gitlab-ci.yml

+stages:
+  - test
+
+variables:
+  MAVEN_OPTS: "-Dmaven.repo.local=.m2/repository"
+  SELENIUM_REMOTE_URL: "http://selenium:4444"
+  HEADLESS: "true"
+
+cache:
+  key: "${CI_COMMIT_REF_SLUG}"
+  paths:
+    - .m2/repository
+
+daily_selenium_regression:
+  stage: test
+  image: maven:3.9-eclipse-temurin-17
+
+  services:
+    - name: selenium/standalone-chrome
+      alias: selenium
+
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "schedule"'
+
+  before_script:
+    - java -version
+    - mvn -version
+
+  script:
+    - >
+      mvn clean test
+      -Dselenium.remote.url=$SELENIUM_REMOTE_URL
+      -Dheadless=$HEADLESS
+
+  artifacts:
+    when: always
+    paths:
+      - target/surefire-reports/
+      - target/failsafe-reports/
+      - screenshots/
+      - logs/
+    reports:
+      junit:
+        - target/surefire-reports/TEST-*.xml
+        - target/failsafe-reports/TEST-*.xml
+    expire_in: 7 days