Fixed outdated commands

Author: Mirko Zitkovich

.github/workflows/gke-cd.yml

@@ -16,18 +16,22 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v2
 
-      - name: Set up Google Cloud CLI
-        uses: google-github-actions/setup-gcloud@v2 # Updated to v2
+      - name: Google Cloud Auth # Authenticate gcloud CLI
+        uses: google-github-actions/auth@v2
         with:
-          service_account_key: ${{ secrets.GOOGLE_APPLICATION_CREDENTIALS }}
+          credentials_json: ${{ secrets.GOOGLE_APPLICATION_CREDENTIALS }}
+
+      - name: Set up Google Cloud CLI # Set up gcloud CLI and Docker
+        uses: google-github-actions/setup-gcloud@v2
+        with:
+          version: latest
           project_id: ${{ secrets.GOOGLE_PROJECT }}
-          export_default_credentials: true
 
-      - name: Configure Docker to push to Artifact Registry
+      - name: Configure Docker to push to Artifact Registry # Configure docker auth
         run: |
           gcloud auth configure-docker us-central1-docker.pkg.dev
 
-      - name: Build and Push Docker image to Artifact Registry
+      - name: Build and Push Docker image to Artifact Registry # Build and push image
         env:
           GOOGLE_PROJECT: ${{ secrets.GOOGLE_PROJECT }}
           IMAGE_NAME: us-central1-docker.pkg.dev/${{ secrets.GOOGLE_PROJECT }}/flex-net-sim-repo/fns-api
@@ -36,18 +40,18 @@ jobs:
           docker build -t $IMAGE_NAME:$IMAGE_TAG .
           docker push $IMAGE_NAME:$IMAGE_TAG
 
-      - name: Get Kubernetes cluster credentials
+      - name: Get Kubernetes cluster credentials # Get cluster credentials
         env:
           GOOGLE_PROJECT: ${{ secrets.GOOGLE_PROJECT }}
           CLUSTER_NAME: flex-net-sim-cluster
           CLUSTER_REGION: us-central1
         run: |
           gcloud container clusters get-credentials $CLUSTER_NAME --region $CLUSTER_REGION --project $GOOGLE_PROJECT
 
-      - name: Deploy to Kubernetes cluster
+      - name: Deploy to Kubernetes cluster # Deploy to cluster
         env:
           DEPLOYMENT_NAME: fns-api-deployment
-          NAMESPACE: default
+          NAMESPACE: default # Replace with your namespace if needed
           IMAGE_NAME: us-central1-docker.pkg.dev/${{ secrets.GOOGLE_PROJECT }}/flex-net-sim-repo/fns-api
           IMAGE_TAG: latest
         run: |