Added credentials

Author: MirkoZETA

.github/workflows/gke-cd.yml

@@ -20,14 +20,14 @@ jobs:
     - name: Set up Google CLoud CLI
       uses: google-github-actions/setup-gcloud@v0
       with:
-        service_account_key: ${{ secrets.GKE_SA_KEY }}
-        project_id: ${{ secrets.GKE_PROJECT_ID }}
+        service_account_key: ${{ secrets.GOOGLE_APPLICATION_CREDENTIALS }}
+        project_id: ${{ secrets.GOOGLE_PROJECT }}
         export_default_credentials: true
 
     - name: Build and push Docker image
       env:
-        GOOGLE_PROJECT: ${{ secrets.GKE_PROJECT_ID }}
+        GOOGLE_PROJECT: ${{ secrets.GOOGLE_PROJECT }}
       run: |
         gcloud auth configure-docker us-central1-docker.pkg.dev
-        docker build -t us-central1-docker.pkg.dev/flex-net-sim/flex-net-sim-repo/fns-api:latest .
-        docker push us-central1-docker.pkg.dev/flex-net-sim/flex-net-sim-repo/fns-api:latest
+        docker build -t us-central1-docker.pkg.dev/$GOOGLE_PROJECT/flex-net-sim-repo/fns-api:latest .
+        docker push us-central1-docker.pkg.dev/$GOOGLE_PROJECT/flex-net-sim-repo/fns-api:latest