Added non-passive event listener to a scroll-blocking 'mousewheel' event. Consider marking event handler as 'passive' to make the page more responsive.

难看的warn

1.使用npm管理器下载default-passive-events依赖包

npm i default-passive-events -S

或者 yarn add default-passive-events

2.入口文件main.js引入

import 'default-passive-events'

转自：Added non-passive event listener to a scroll-blocking 'mousewheel' event. Co - 简书 (jianshu.com)