- Set CPU request to VPA recommendation - Set CPU limit to VPA × 1.5 for burst allowance - Set Memory limit to VPA × 1.5 to prevent OOM - Prevent cascading failure on node failure
- Add web-app Helm chart in charts/web-app/ - Replace individual deployment/service/ingress YAML with helm-values - Update ArgoCD applications to use Helm chart with values files - Reduces per-app files from 6 to 2 (argocd.yaml + helm-values.yaml) Apps migrated: jaejadle, jaejadle-dev, joossam, joossam-dev, jotion, jovies, portfolio, todo
- Configure imagePullSecret for ghcr.io private registry - Enable pulling private container images
- Add ArgoCD Application definition - Add deployment, service, ingress, external-secret - Domain: jotion0213.kro.kr - Vault secret path: secret/jotion