chore: Update Dockerfile to use Alpine-based Node image

- create the k8s/kustomization.yaml files

.github/workflows/gc.yaml

@@ -109,7 +109,5 @@ jobs:
         # replacing the image name in the k8s template
         ./kustomize edit set image $GAR_LOCATION-docker.pkg.dev/$PROJECT_ID/$REPOSITORY/$IMAGE:TAG=$GAR_LOCATION-docker.pkg.dev/$PROJECT_ID/$REPOSITORY/$IMAGE:$GITHUB_SHA
         ./kustomize build k8s | kubectl apply -f -
-        # kubectl apply -f k8s/node-deployment.yaml --validate=false
-        # kubectl apply -f k8s/node-service.yaml --validate=false
         kubectl rollout status deployment/$DEPLOYMENT_NAME
         kubectl get services -o wide

Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 node:22.0.0
+FROM --platform=linux/amd64 node:22-alpine
 
 WORKDIR /app
 

k8s/kustomization.yaml

@@ -0,0 +1,10 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+resources:
+  - node-deployment.yaml
+  - node-service.yaml
+
+images:
+  - name: carlohcs/kubernetes-ci-cd-github-actions
+    newTag: latest