Add .gitlab-ci.yml

.gitlab-ci.yml

+image: gitlab.liu.se:5000/lrs/lrs_docker_images/ci-noetic:latest
+
+
+stages:
+  - build
+  - trigger
+
+build:
+  stage: build
+  script:
+    - pwd
+    - source /opt/ros/noetic/setup.bash
+    - export GIT_SSH_COMMAND='ssh -i /root/.ssh/lrs_deploy -o IdentitiesOnly=yes -o StrictHostKeyChecking=no'
+    - mkdir /root/.ssh
+    - printf "%b" "$K8S_SECRET_LRS_DEPLOY_KEY" > /root/.ssh/lrs_deploy
+    - chmod og-rw /root/.ssh/lrs_deploy
+    - cat /root/.ssh/lrs_deploy
+    - ls -l /root/.ssh/
+    - mkdir ws
+    - cd ws
+    - mkdir src
+    - cd src
+    - git clone git@gitlab.liu.se:lrs/lrs_msgs.git
+    - cd ..
+    - catkin build