Building a continuous integration workflow

In this section, we will use GitHub Actions to execute continuous integration automation when a pull request is opened or when code is pushed to a repository. If you are unfamiliar with continuous integration, it is the practice of automating the integration of code changes from multiple contributors into a code repository. Continuous integration automation tasks include cloning the repository at a specific commit, linting, building, and testing code, and evaluating changes to test coverage. The goal of continuous integration automation is to provide a guard against code changes that will lower the quality of a project or violate the rules codified in automation.

In this section, you will learn how to create a continuous integration workflow. In your continuous integration workflow, you will learn to execute jobs across multiple operating systems concurrently. You will install build tools onto the job executors, which you will use to build...