GitHub Actions Workflows

Expert guidance for designing reliable, secure, and performant GitHub Actions CI/CD pipelines with patterns for matrix builds, reusable workflows, caching, and deployment automation.

When to Use This Skill

• Setting up CI/CD pipelines with GitHub Actions from scratch
• Optimizing slow or expensive GitHub Actions workflows
• Implementing matrix builds for multi-environment testing
• Creating reusable workflows and composite actions for DRY pipelines
• Managing secrets securely across environments
• Configuring caching for dependency and build artifact reuse
• Setting up deployment workflows with staging and production gates
• Debugging failing or flaky workflow runs
• Implementing concurrency controls to prevent duplicate runs

Quick Reference