channel_business/pages/index/index.json

{
  "usingComponents": {
    "van-tab": "/miniprogram_npm/@vant/weapp/tab",
    "van-tabs": "/miniprogram_npm/@vant/weapp/tabs",
    "van-dropdown-menu": "/miniprogram_npm/@vant/weapp/dropdown-menu",
    "van-dropdown-item": "/miniprogram_npm/@vant/weapp/dropdown-item",
    "van-search": "/miniprogram_npm/@vant/weapp/search/index"
  }
}