Merge branch 'wwarr-main-patch-62337' into 'main'

Testing gitlab-ci

See merge request rc-data-science/communications/dsjc-course!5

.gitlab-ci.yml

+build-job:
+    stage: build
+    script:
+        - echo "Hello, $GITLAB_USER_LOGIN"
+
+test-job1:
+    stage: test
+    script:
+        - echo "This job tests something"
+
+test-job2:
+    stage: test
+    script:
+        - echo "This job tests something, but takes more time than test-job1"
+        - echo "Sleeps for 20 seconds"
+        - sleep 20
+
+deploy-prod:
+    stage: deploy
+    script:
+        - echo "This job deploys something from $CI_COMMIT_BRANCH branch."
+    environment: production