Understanding GitHub Actions
GitHub provides a wide range of tools and features to support CI/CD workflows. It offers a powerful marketplace of pre-built CI/CD actions, allowing developers to easily integrate popular tools and services into their workflows. GitHub Actions also enables the creation of custom workflows using YAML-based configuration files, providing flexibility and control over the entire CI/CD pipeline. By leveraging these tools, developers can automate code formatting, run unit tests, perform code reviews, and deploy applications seamlessly.
The following sections introduce the components of GitHub Actions with a running example.
Workflows
Workflows are the top-level objects under GitHub Actions. They provide a logical grouping of all of the jobs that you plan to run as part of the CI/CD pipeline and have associated trigger events. These are defined in the .gihub/workflows/
directory in your project root folder. A typical workflow looks like the following...