feat: 地址选择改走地区选择器接口

编辑地址用 page-container 抽屉 + regionPicker children/search，提交仍传省市区中文名。

request/api/register.js

@@ -122,3 +122,12 @@ export async function registerReschedule(params = {}) {
 export async function registerRescheduleLogs(params = {}) {
 	return await post('/register/reschedule-logs', params, 3)
 }
+
+/**
+ * 挂号凭证详情（排队人数 + 预估等待）xk-api POST /register/voucher-detail
+ * 取值：unwrapXkApi → code / result / message
+ * @param {{ register_id: number }} params
+ */
+export async function getRegisterVoucherDetailApi(params = {}) {
+	return await post('/register/voucher-detail', params, 3)
+}