2 回答Module build failed: Error: Cannot find module 'json5'

2 回答Invalid configuration object. Webpack has been initialised using a configuration object that does not match the API schema.

3 回答求問 babel-loader 安裝出錯 要求高版本babel-core 怎么解決

3 回答ERROR in ./src/css/common.css Module build failed: TypeError: loaderUtils.getOptions is not a function

4 回答安裝的npm install --save-dev babel-cli babel-preset-es2017