services:
  app:
    build:
      context: .
      dockerfile: Dockerfile
      args:
        NEXT_PUBLIC_CLERK_PUBLISHABLE_KEY: ${NEXT_PUBLIC_CLERK_PUBLISHABLE_KEY}
    environment:
      # Without HOSTNAME the server binds 127.0.0.1 inside the container and
      # Traefik returns 404 for the domain.
      HOSTNAME: "0.0.0.0"
      PORT: "3000"
      NODE_ENV: production
      DATABASE_URL: "postgres://ctb:${POSTGRES_PASSWORD}@db:5432/ctb"
      NEXT_PUBLIC_CLERK_PUBLISHABLE_KEY: "${NEXT_PUBLIC_CLERK_PUBLISHABLE_KEY}"
      CLERK_SECRET_KEY: "${CLERK_SECRET_KEY}"
    expose:
      - "3000"
    depends_on:
      db:
        condition: service_healthy
    restart: unless-stopped

  db:
    image: postgres:17-alpine
    environment:
      POSTGRES_USER: ctb
      POSTGRES_PASSWORD: "${POSTGRES_PASSWORD}"
      POSTGRES_DB: ctb
    # Named volume, so `vps compose redeploy` keeps the leaderboard.
    # Never run `vps compose remove --delete-volumes` against this stack.
    volumes:
      - ctb-pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ctb -d ctb"]
      interval: 5s
      timeout: 5s
      retries: 12
    restart: unless-stopped

volumes:
  ctb-pgdata: