Create a SSL certificate on Kubernetes
kubectl --namespace=<namespace_name> create secret tls <ssl_certificate_name> --key <private_key_path> --cert <certificate_path>
Create container registry
kubectl --namespace=<namespace_name> create secret docker-registry <docker_registry_name> --docker-username=<your_username> --docker-password=<your_password> --docker-email=<your_email>
Restore PostgreSQL database on Kubernetes
cat database_file.sql | kubectl -n <namespace_name> exec -i <pod_name> -- psql -U <postgres_username> -h <hostname> -d <database_name>
Dump database
kubectl -n <namespace_name> exec <pod_name> -- bash -c "PGPASSWORD=<"password"> pg_dump -U <postgres_username> -h <hostname> <database_name>" > <database_file.sql>