我正在尝试将该站点部署到Heroku，但这给了我部署错误这是我的GitHub代码：https://github.com/hazem-kamel/Guestbook-MERN
日志：
Installing dependencies
Installing node modules (package.json + package-lock)
> [email protected] postinstall /tmp/build_d37d1bf6b721c463128a9d76ebc0c69a/node_modules/nodemon
> node bin/postinstall || exit 0
Love nodemon? You can now support the project via the open collective:
> https://opencollective.com/nodemon/donate
added 194 packages from 102 contributors and audited 195 packages in 4.934s
2 packages are looking for funding
run `npm fund` for details
found 2 low severity vulnerabilities
run `npm audit fix` to fix them, or `npm audit` for details
-----> Build
Running build
> [email protected] build /tmp/build_d37d1bf6b721c463128a9d76ebc0c69a
> run-p build:**
sh: 1: run-p: not found
npm ERR! code ELIFECYCLE
npm ERR! syscall spawn
npm ERR! file sh
npm ERR! errno ENOENT
npm ERR! [email protected] build: `run-p build:**`
npm ERR! spawn ENOENT
npm ERR!
npm ERR! Failed at the [email protected] build 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! /tmp/npmcache.AjLZ0/_logs/2020-05-24T20_24_12_312Z-debug.log
-----> Build failed
We're sorry this build is failing! You can troubleshoot common issues here:
https://devcenter.heroku.com/articles/troubleshooting-node-deploys
Some possible problems:
- Node version not specified in package.json
https://devcenter.heroku.com/articles/nodejs-support#specifying-a-node-js-version
Love,
Heroku
! Push rejected, failed to compile Node.js app.
! Push failed
我尝试了几种代码，但也失败了：我正在使用GitHub代码和Heroku自动部署进行部署
分别安装/添加到您的npm / yarn：https://www.npmjs.com/package/npm-run-all
[另外，构建Heroku应用程序时的首选方法是删除node_modules文件夹，仅上载package.json（其中包含要安装的依赖项！）。 Heroku在部署应用程序时会自动扫描package.json文件并安装所有依赖关系。