GitLab use Docker containers in their products for several purposes. To store container images that were custom built for projects they also added Docker Container Registry functionality to GitLab. By using this, you avoid having to store images in a remote location that is maybe not safe enough. The container registry is the subject of the next section.
DevOps phase – package it for use
GitLab container registry
If you have the container registry enabled in GitLab, you can store Docker images that are built in your CI/CD process. To enable this GitLab feature, you have to reconfigure your GitLab instance and enable the registry functionality. When enabled, there will be a registry menu item on the left for each project...