Before docker building, please store your valid SSH Key (id_rsa) in ./.ssh directory.
docker build -t sample-app .
# execute local
docker run --name test -d -p 8080:8080 sample-app
# push docker image to container repository
docker tag sample-app gcr.io/[PROJECT_ID]/sample-app:tag1
gcloud docker -- push gcr.io/[PROJECT_ID]/sample-app:tag1
# deploy image to container
kubectl run sample-app --image gcr.io/[PROJECT_ID]/sample-app:tag1 --port 8080
kubectl expose deployment sample-app --type "LoadBalancer"
kubectl get service sample-app
# clean up
kubectl delete service sample-app
kubectl delete deployments sample-app
gcloud container images delete gcr.io/[PROJECT_ID]/sample-app:tag1