打包后运行index.html，会报错"because its MIME type ('text/html') is not a supported stylesheet MIME type, and strict MIME checking is enabled."
1.找到config文件夹下的index.js文件，将build下的assetsPublicPath:"/"设置成assetsPublicPath:"./",
2.找到build文件夹 -> utils.js,在里面将加入一句publicPath: '../../'
