Basic 2 — ConfigMap as env

Band: Beginner
Setup: Same kind cluster learn. Work from 04-kubernetes/.

Task: Apply examples/configmap.yaml. Exec into the config-demo Pod and print APP_COLOR.

Hint: kubectl exec deploy/config-demo -- env | grep APP_

Success: Output includes APP_COLOR=blue.

Solution sketches

kubectl apply -f examples/configmap.yaml then kubectl exec deploy/config-demo -- env | grep APP_.