services:
  mnemosyne:
    container_name: mnemosyne
    build:
      context: .
      target: final
    ports:
      - 39321:39321
    restart: unless-stopped
    volumes:
      # Mnemosyne would greatly enjoy not having an ephemeral database.
      # If you're okay with storing it side by side with the compose file,
      # a bind mount like this is one way to do it. Remember to mkdir!
      - ./mnemodata:/app/data
      # Another way is to use a docker volume.
      # - mnemodata:/app/data
    environment:
      # DATABASE_URL is crucial for Mnemosyne to work; it will fail without it.
      # Point it at where you'd like your database to be.
      - DATABASE_URL=/app/data/db.db
      # Mnemosyne uses port 39321 for HTTP by default;
      # - PORT=39321

# Declaring a volume for the docker volume example.
# volumes:
#   mnemodata: