create-react-app创建的项目，打包后html会写入内联JS，如何打包出去？

#1

打包后html加入了如下的内联JS，怎么设置才能打包成一个JS文件。
主要在做chrome extension，内联文件，谷歌安全要求写文件的哈希，
打包JS文件，就省事了。

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