services:
  qrcode:
    image: node:22-alpine
    container_name: qrcode-generator
    working_dir: /app
    ports:
      - "3001:3000"
    environment:
      - NODE_ENV=production
      - HOSTNAME=0.0.0.0
      - PORT=3000
    volumes:
      - .:/app
      - node_modules:/app/node_modules
      - nextjs_cache:/app/.next/cache
    command: >
      sh -c "
        if [ ! -d .next/standalone ]; then
          echo '📦 Installing dependencies...' &&
          npm ci &&
          echo '🔨 Building application...' &&
          NODE_OPTIONS='--max-old-space-size=1536' npm run build;
        fi &&
        echo '🚀 Starting QR Code Generator...' &&
        cp -r .next/static .next/standalone/.next/static 2>/dev/null || true &&
        cp -r public .next/standalone/public 2>/dev/null || true &&
        node .next/standalone/server.js
      "
    restart: unless-stopped
    healthcheck:
      test: ["CMD-SHELL", "wget -q --spider http://localhost:3000 || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 120s

volumes:
  node_modules:
  nextjs_cache: