{
    "usingComponents": {
      "van-row": "@vant/weapp/row",
      "van-col": "@vant/weapp/col",
      "van-tabbar": "@vant/weapp/tabbar",
      "van-tabbar-item": "@vant/weapp/tabbar-item",
      "van-collapse": "@vant/weapp/collapse",
      "van-collapse-item": "@vant/weapp/collapse-item",
      "ec-canvas": "../../ec-canvas/ec-canvas",
      "van-notice-bar": "@vant/weapp/notice-bar"
    },
    "navigationStyle":"custom"
  }