docker-compose file for postgres with a volume mapped to localhost

docker-compose.yaml

version: '3.8'

# see https://hub.docker.com/_/postgres for information on the environment variables
services:
  database:
    image: postgres:13.0-alpine
    restart: always
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: example
      POSTGRES_DB: IMGRATEFULFOR
    ports:
      - 5432:5432
    volumes:
      # syntax is 'host-path:container-path:readWriteOrReadOnly' 
      - '/Users/tom/Documents/database-data/im-grateful-for:/var/lib/postgresql/data:rw'