Book Image

Mastering GitHub Actions

By : Eric Chapman
Book Image

Mastering GitHub Actions

By: Eric Chapman

Overview of this book

Navigating GitHub Actions often leaves developers grappling with inefficiencies and collaboration bottlenecks. Mastering GitHub Actions offers solutions to these challenges, ensuring smoother software development. With 16 extensive chapters, this book simplifies GitHub Actions, walking you through its vast capabilities, from team and enterprise features to organization defaults, self-hosted runners, and monitoring tools. You’ll learn how to craft reusable workflows, design bespoke templates, publish actions, incorporate external services, and introduce enhanced security measures. Through hands-on examples, you’ll gain best-practice insights for team-based GitHub Actions workflows and discover strategies for maximizing organization accounts. Whether you’re a software engineer or a DevOps guru, by the end of this book, you'll be adept at amplifying productivity and leveraging automation's might to refine your development process.
Table of Contents (22 chapters)
Free Chapter
1
Part 1:Centralized Workflows to Assist with Governance
7
Part 2: Implementing Advanced Patterns within Actions
14
Part 3: Best Practices, Patterns, Tricks, and Tips Toolkit

Annotations in action

In this section, we will leverage an existing script from the previous chapter to demonstrate adding annotations to a file in a pull request check run. We’re looking to clone this script and alter it to add an annotation to the third step within the script to add an annotation to the repository’s README file. We’ll run and observe the different types of annotation levels and target sections or a line within a file.

Follow these steps to create an annotation on our README file:

  1. Clone the script at Chapter 8/scratchpad/.github/workflows/build-create-check-in-step-part-three.yml into the scratchpad repository.
  2. Change the workflow’s name to avoid a clash with other workflow runs (optionally, disable the workflows, as demonstrated in the previous chapter). I named my copy create a check in a step with annotations, but it doesn’t matter for this exercise.
  3. Update the third step in the steps property in the workflow...