wechat-miniprogram-shop-template/custom-tab-bar/index.json

{
  "component": true,
  "usingComponents": {
    "t-tab-bar": "tdesign-miniprogram/tab-bar/tab-bar",
    "t-tab-bar-item": "tdesign-miniprogram/tab-bar-item/tab-bar-item",
    "t-icon": "tdesign-miniprogram/icon/icon"
  }
}