微信小程序添加底部自定义导航栏（tabBar）

"tabBar": {
    "color": "#8a8a8a",
    "selectedColor": "#937bf5",
    "list": [
      {
        "iconPath": "images/tabbar/index.png",
        "selectedIconPath": "images/tabbar/index_active.png",
        "pagePath": "pages/index/index",
        "text": "首页"
      },
      {
        "iconPath": "images/tabbar/near.png",
        "selectedIconPath": "images/tabbar/near_active.png",
        "pagePath": "pages/near/near",
        "text": "附近"
      },
      {
        "iconPath": "images/tabbar/message.png",
        "selectedIconPath": "images/tabbar/message_active.png",
        "pagePath": "pages/message/message",
        "text": "消息"
      },
      {
        "iconPath": "images/tabbar/user.png",
        "selectedIconPath": "images/tabbar/user_active.png",
        "pagePath": "pages/user/user",
        "text": "我的"
      }
    ]
  }