World C1
Pipeline Thinking
Design a pipeline before you write any YAML.
You've learned for 25 minutes. A short break helps your brain.
Sprint done! Great focus. Stretch for a minute?
Ship It · Part 2 · Kilang
CI/CD map
The central kitchen. Every recipe change is taste-tested and shipped by a conveyor belt.
Every world is open. C1 starts with a short Robots recap. Pass it and skip ahead.
Tip: best after Git & GitHub, World 7. Not a lock. Start any time.
World C2
Container Pipelines
Build, test, scan and publish images in GitHub Actions.
13 lessons
- Build an image in Actions
- Smart tags with metadata-action
- Push to GHCR
- Layer cache in CI
- Multi-arch builds in CI
- Run tests inside containers
- Service containers: a test database
- Compose in CI
- Lint with hadolint and actionlint
- Stop the line on critical CVEs
- SBOM and provenance in CI
- Reusable workflows and composite actions
- Concurrency, path filters and caching
- Capstone mission 2: Ship it
- Boss challenge: Green line
World C3
Release & Deploy
Ship safely and undo fast.
11 lessons
- Recreate, rolling, blue/green, canary
- Deploy vs release: feature flags
- Environments with required reviewers
- Automatic versions and changelogs
- A preview for every PR
- Deploy to Cloudflare from Actions
- Secrets per environment
- OIDC: no long-lived keys
- Database changes without downtime
- Smoke tests and auto rollback
- Quiet, useful alerts
- Capstone mission 3: Release it
- Boss challenge: Bad Friday
World C4
Pipeline Shields
Keep your pipeline from becoming the way in.