We’ll go structured and deep.

We’ll cover:

  1. Why ConfigMaps exist
  2. What problem they solve
  3. What they are used for
  4. What they are NOT used for
  5. How to create them
  6. Full YAML structure explained
  7. How to use them in Pods / Deployments
  8. How updates behave
  9. Production best practices

Why Do We Need ConfigMaps?

Problem:

If you hardcode configuration inside:

Then: