npm install fail.

[bronze1man]

> ws@0.4.20 install /root/simple-webrtc-video-chat/node_modules/websocket.io/node_modules/ws
> node install.js

internal/modules/cjs/loader.js:584
    throw err;
    ^

Error: Cannot find module '/root/simple-webrtc-video-chat/node_modules/websocket.io/node_modules/ws/install.js'
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:582:15)
    at Function.Module._load (internal/modules/cjs/loader.js:508:25)
    at Function.Module.runMain (internal/modules/cjs/loader.js:754:12)
    at startup (internal/bootstrap/node.js:283:19)
    at bootstrapNodeJSCore (internal/bootstrap/node.js:622:3)
npm WARN Vid@0.0.0 No repository field.
npm WARN Vid@0.0.0 license should be a valid SPDX license expression

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! ws@0.4.20 install: `node install.js`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the ws@0.4.20 install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /root/.npm/_logs/2019-05-06T13_58_36_093Z-debug.log

It should be great to have a git project or zip include all nodejs code inside without npm install. And leave the working node js version in the README file. So we can build it no matter what other library break.