关闭chunks问题
Unhandled Rejection (ChunkLoadError): Loading chunk mf-dep_vendors failed.
(missing: http://127.0.0.1:8000/vendors.4d9c60da.async.js)
while loading "./E:/liangskyli/test/node_modules/umi/node_modules/@umijs/runtime" from webpack/container/reference/mf
while loading "./dva" from webpack/container/reference/mf
while loading "./antd-mobile/lib/toast/style" from webpack/container/reference/mf
while loading "./react" from webpack/container/reference/mf
while loading "./E:/liangskyli/test/node_modules/@umijs/babel-preset-umi/node_modules/@babel/runtime/regenerator" from webpack/container/reference/mf
while loading "./E:/liangskyli/test/node_modules/react-helmet" from webpack/container/reference/mf
while loading "./antd-mobile/lib/activity-indicator/style" from webpack/container/reference/mf
yarn umi dev