🎯 What you'll learn: What CI/CD is and why every team uses it. GitHub Actions concepts: workflows, jobs, steps, runners, and triggers. Writing your first YAML workflow file. Building a real Node.js CI pipeline. Deploying to GitHub Pages automatically. Storing API keys safely with GitHub Secrets. All the workflow trigger types — push, PR, schedule, manual.
1-A 2-A 3-A 4-A | 5 Delivery/Deployment 6 steps 7 = On push: install deps, run lint + tests 8 = Every change is verified consistently - catches breakage early 9 = The Actions tab / checks on the PR | 10 = Auto-deploy the site to hosting when main gets a push