按照这里readme安装

https://git.imooc.com/coding-436/go_gateway_view

node -v
v15.11.0

> npm install
npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR!
npm ERR! Found: @babel/core@7.0.0
npm ERR! node_modules/@babel/core
npm ERR!   dev @babel/core@"7.0.0" from the root project
npm ERR!   peer @babel/core@"^7.0.0-0" from @babel/register@7.0.0
npm ERR!   node_modules/@babel/register
npm ERR!     dev @babel/register@"7.0.0" from the root project
npm ERR!   61 more (@vue/cli-plugin-babel, babel-core, babel-loader, ...)
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer @babel/core@"^7.4.0-0" from @babel/helper-define-polyfill-provider@0.1.5
npm ERR! node_modules/babel-plugin-polyfill-corejs2/node_modules/@babel/helper-define-polyfill-provider
npm ERR!   @babel/helper-define-polyfill-provider@"^0.1.5" from babel-plugin-polyfill-corejs2@0.1.10
npm ERR!   node_modules/babel-plugin-polyfill-corejs2
npm ERR!     babel-plugin-polyfill-corejs2@"^0.1.4" from @babel/plugin-transform-runtime@7.13.10
npm ERR!     node_modules/@babel/plugin-transform-runtime
npm ERR!       @babel/plugin-transform-runtime@"^7.4.0" from @vue/babel-preset-app@3.12.1
npm ERR!       node_modules/@vue/babel-preset-app
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force, or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!

是因为node版本吗 怎么解决？

如果把node降到v14.16.0
npm install 还是报错

如果 npm install --legacy-peer-deps
最后npm run dev时会报错

 ERROR  Failed to compile with 1 error         
 error  in ./src/styles/index.scss

Syntax Error: Error: ENOENT: no such file or directory, scandir '~/code/go_gateway_view/node_modules/node-sass/vendor'

 @ ./src/styles/index.scss 4:14-222 15:3-20:5 16:22-230
 @ ./src/main.js
 @ multi (webpack)-dev-server/client?http://172.16.252.1:9527/sockjs-node (webpack)/hot/dev-server.js ./src/main.js