订单（需登录）

• POST /order/preview 结算预览
• POST /order/create 创建
• GET /order、GET /order/:id
• GET /order/status-counts
• POST /order/:id/cancel、/order/:id/confirm-receive
• GET /order/:id/logistics 物流轨迹（需开启追踪）

支付

• GET /pay/options
• POST /pay/wx 微信支付
• POST /pay/balance、/pay/commission
• POST /pay/confirm
• 回调：POST /pay/notify-wx（服务端专用）

售后 / 评价

• GET /refund/settings、POST /refund/apply、GET /refund/my、GET /refund/:id
• POST /review/submit、GET /review/pending