Does the prisma:1.8 docker image not take a

database:

key for determining the database name?

version: '3'
services:
  prisma:
    image: prismagraphql/prisma:1.8
    restart: always
    ports:
    - "4466:4466"
    environment:
      PRISMA_CONFIG: |
        port: 4466
        # uncomment the next line and provide the env var PRISMA_MANAGEMENT_API_SECRET=my-secret to activate cluster security
        # managementApiSecret: my-secret
        databases:
          default:
            connector: postgres
            host: <host>
            port: 5432
            user: <user>
            password: <password>
            migrations: true
            managementSchema: management
            database: <user>