Repo: https://git.picalike.corpex-kunden.de/incubator/visualytics
CI/CD file: https://git.picalike.corpex-kunden.de/incubator/visualytics/-/blob/master/.gitlab-ci.yml
variable/setting: https://git.picalike.corpex-kunden.de/incubator/visualytics/-/settings/ci_cd
In Visualytics repository/project have a file gitlab-ci.yml, and in this file is responsible to say the step to deploy the project in the servers. Git lab had a way that you can create containers to do stuffs, and with this container can access the picalike servers and send the folder via ssh connection and SCP (Secure Copy). For this process, is used ssh keys, and this key can be found in variables (CI/CI settings in GitLab).
Visualytics server: web03