feat: 券详情页接入实时核销码（/voucher/checkCode，60秒滚动刷新）

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

common/http.api.js

@@ -26,6 +26,7 @@ const AppointUrl = 'zhy-api/cardBag/appoint'
 const VoucherCreateUrl = 'open-api/hhService/voucher/create'
 const VoucherPrepayUrl = 'open-api/hhService/voucher/prepay'
 const VoucherLatestUrl = 'open-api/hhService/voucher/latest'
+const VoucherCheckCodeUrl = 'open-api/hhService/voucher/checkCode'
 
 // 此处第二个参数vm，就是我们在页面使用的this
 const install = (Vue, vm) => {
@@ -60,6 +61,7 @@ const install = (Vue, vm) => {
 	const voucherCreate = (params = {}) => vm.$u.post(VoucherCreateUrl, params)
 	const voucherPrepay = (params = {}) => vm.$u.post(VoucherPrepayUrl, params)
 	const voucherLatest = (params = {}) => vm.$u.post(VoucherLatestUrl, params)
+	const voucherCheckCode = (params = {}) => vm.$u.post(VoucherCheckCodeUrl, params)
 
 	vm.$u.api = {
 		checkerLogin,
@@ -79,7 +81,8 @@ const install = (Vue, vm) => {
 		getWinnerList,
 		voucherCreate,
 		voucherPrepay,
-		voucherLatest
+		voucherLatest,
+		voucherCheckCode
 	}
 }