add js intepreter

[DawnMagnet]

GLCC 开源夏令营课题 TencentOS Tiny 物联网操作系统上支持 js 框架 具体的工作可以查看 参考文档

[tencent-adm]

Thank you for your submission, we really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
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[DawnMagnet]

这个链接无法点击，进入之后是404页面