name: canon

# Works with a plain `docker compose up -d --build` and with Arcane's Git sync
# (Pull). Arcane pulls this file's whole directory, so the build context is
# the repository itself.

services:
  canon:
    build:
      context: .
      args:
        VERSION: ${CANON_VERSION:-dev}
    image: canon:latest
    # Never look for canon:latest on a registry: every deploy (including
    # Arcane's "Pull image" / "Redeploy after sync") builds from the source
    # that was just synced.
    pull_policy: build
    container_name: canon
    restart: unless-stopped
    ports:
      - "${CANON_BIND:-0.0.0.0}:${CANON_PUBLISH_PORT:-4242}:4242"
    volumes:
      # A named volume by default, so a Git sync never touches the database.
      # Set CANON_DATA_PATH to a host folder (e.g. ./data) to keep it there.
      - ${CANON_DATA_PATH:-canon-data}:/data
    env_file:
      - path: .env
        required: false
    networks:
      - chromanet

volumes:
  canon-data:

networks:
  chromanet:
    external: true