services:
  backend:
    build:
      context: ./backend
    container_name: xauusd-trainer-backend
    restart: unless-stopped
    environment:
      PORT: "${BACKEND_PORT:-28761}"
      DB_PATH: /app/data/trainer.db
      DATA_PATH: /app/data/XAUUSD_1M.parquet
      TOKEN_TTL_DAYS: ${TOKEN_TTL_DAYS:-90}
    ports:
      - "${BACKEND_PORT:-28761}:${BACKEND_PORT:-28761}"
    volumes:
      - ${HOST_DATA_DIR:-./deploy/data}:/app/data