PostgreSQL's on Docker.
$ docker run --name email-orders-storage -e POSTGRES_PASSWORD=password -p 5432:5432 -d postgres
By the default PostgreSQL DB run on port 5432.
Docker default's machine IP is 192.168.99.100.
By the default Postgres server on Docker is on 192.168.99.100:5432
Default user is postgres.
Default password is password.
This DB is required by module email_order_service.
This DB is storage for email orders.