## 1. Shared Payment Branching

- [x] 1.1 Add shared front-end handling for Alipay `payment_link` responses alongside the existing WeChat `pay_config` flow
- [x] 1.2 Ensure Alipay requests do not depend on `app_type` and existing WeChat requests continue to work unchanged

## 2. Package Purchase Flow

- [x] 2.1 Add Alipay as a selectable payment method in `pages/package-order/package-order.vue`
- [x] 2.2 Handle normal package order payment responses for `wechat`, `wallet`, and `alipay`
- [x] 2.3 Handle strong recharge branches that return `payment_link` for Alipay

## 3. Order List Flow

- [x] 3.1 Add an order-list payment entry that lets the user continue pending orders with Alipay
- [x] 3.2 Refresh order list state from backend data after the user completes or retries the Alipay flow

## 4. Wallet Flow

- [x] 4.1 Add Alipay as a selectable payment method in the wallet recharge popup
- [x] 4.2 Handle Alipay recharge creation responses in `confirmRecharge`
- [x] 4.3 Handle Alipay payment retries for pending recharge orders in `handleRechargePayment`
- [x] 4.4 Refresh wallet detail and recharge list state from backend data after the Alipay flow

## 5. Regression Verification

- [x] 5.1 Verify WeChat package payment still uses `pay_config`
- [x] 5.2 Verify wallet-balance package payment remains unchanged
- [x] 5.3 Verify Alipay package payment, order-list payment, wallet recharge, and recharge retry can all open a valid payment link flow
- [x] 5.4 Verify payment success is determined by refreshed backend status instead of the link jump result
