program/src/pages/user_center/discountCard/main.json

{
    "usingComponents": {
      "van-row": "../../../static/vant/row/index",
      "van-col": "../../../static/vant/col/index",
      "van-popup": "../../../static/vant/popup/index",
      "van-radio": "../../../static/vant/radio/index",
      "van-radio-group": "../../../static/vant/radio-group/index"
    }
  }