{
  "ok": true,
  "routes": [
    "GET /products",
    "POST /products (admin)",
    "PUT /products/:id (admin)",
    "DELETE /products/:id (admin)",
    "POST /upload (admin) - upload image file",
    "GET /image/:filename - serve uploaded image",
    "GET /cart",
    "POST /cart/add {productId, qty}",
    "POST /cart/update {productId, qty}",
    "POST /cart/clear",
    "POST /checkout",
    "GET /order/:id",
    "PUT /order/:id/status {status} (admin)",
    "GET /orders (admin)",
    "GET /health"
  ]
}