Planned lessonJNR-051-L02

GitHub Actions anatomy

On This Lesson 4 topics

This lesson is planned. The outline below lists the topics it will cover. The full lesson has not been published yet.

In this lesson

read and write a workflow file.

Workflows are YAML files in .github/workflows/.
on: sets triggers (push, pull request, tags, manual).
A workflow has jobs; a job runs on a runner (runs-on: ubuntu-latest) and has steps.
A step is either uses: (a reusable action) or run: (a shell command).
Secrets are stored in repository settings and read as ${{ secrets.NAME }}; they are masked in logs.
Pin action versions; verify current versions before recording.

Draft outline details

yaml

name: ci
on: [pull_request]
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: echo "hello"

Where do workflow files live?

Show answer

.github/workflows/.

Apply this lesson with the module's lab, exercises and quiz.

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