Postgres docker compose

postgres.yaml

version: "3"
services:
  database:
    image: "postgres:10" # use latest official postgres version
    env_file:
      - database.env # configure postgres
    ports:
      - "5432:5432"
    volumes:
      - database-data:/var/lib/postgresql/data/ # persist data even if container shuts downvolumes:
volumes:
  database-data:

Make sure to add database.env file like this

POSTGRES_USER=db-user
POSTGRES_PASSWORD=db-pass
POSTGRES_DB=your-db-name