https://about.gitlab.com/blog/2016/07/29/the-basics-of-gitlab-ci/
https://gitlab.com/help/ci/pipelines/pipeline_architectures.md
https://about.gitlab.com/blog/2016/08/26/ci-deployment-and-environments/
https://docs.gitlab.com/ee/ci/yaml/README.html
https://docs.gitlab.com/ee/ci/docker/using_docker_build.html
https://gitlab.com/help/ci/merge_request_pipelines/index.md#pipelines-for-merge-requests
https://gitlab.com/autronix/gitlabci-ec2-deployment-samples-guide/-/blob/master/GUIDE.md