Continuous delivery and deployment can both be implemented in Azure DevOps by using releases. When creating a new release definition, an outline of the release process is created. This process will often start with an artifact that triggers the creation of a new release. Next, it is possible to define one or more stages that the release can be deployed to. Often, these stages correspond to the different application environments, for example, test and production, but this is not mandatory.

Let's learn how to create a new release definition and explore the various options we have. First, navigate to Pipelines and choose Releases from the menu. From here, it is possible to start creating a new release pipeline, which will take us to a screen that looks similar to the one shown in the following screenshot:

From the preceding screen, we can...