我正在尝试将一个create-react-app部署到Heroku，但一直保持远程状态：npm ERR！ cb（）从未调用过！”。我已按照此处的说明进行操作：https://github.com/mars/create-react-app-buildpack#create-the-heroku-app
我已经在类似线程中寻找解决方案，但是没有任何效果。我也已升级到最新的节点和npm。
这是我的package.json：
{
"name": "go-predict",
"version": "0.1.0",
"engines": {
"node": "10.15.0",
"npm": "6.5.0"
},
"private": true,
"dependencies": {
"@turf/turf": "^5.1.6",
"abortcontroller-polyfill": "^1.1.9",
"apollo-cache-inmemory": "^1.3.11",
"apollo-client": "^2.4.7",
"apollo-link-http": "^1.5.7",
"babel-polyfill": "^6.26.0",
"classnames": "^2.2.6",
"cross-fetch": "^2.2.2",
"flag-icon-css": "^3.2.1",
"font-awesome": "^4.7.0",
"graphql": "^14.0.2",
"graphql-tag": "^2.10.0",
"inobounce": "^0.1.6",
"js-cache": "^1.0.3",
"legoland-ui": "^1.2.3",
"lodash": "^4.17.10",
"mapbox-gl": "^0.47.0-beta.1",
"moment": "^2.22.2",
"moment-duration-format": "^2.2.2",
"pure-react-carousel": "^1.13.2",
"react": "^16.4.1",
"react-date-picker": "^7.0.0",
"react-datepicker": "^1.7.0",
"react-dom": "^16.4.1",
"react-mapbox-gl": "^3.8.0",
"react-onclickoutside": "^6.7.1",
"react-radio-group": "^3.0.3",
"react-scripts": "1.1.4",
"react-switch": "^3.0.4",
"react-transition-group": "^2.4.0",
"reactjs-popup": "^1.1.1",
"uuid": "^3.3.2"
},
"scripts": {
"start": "react-scripts start",
"build": "react-scripts build",
"test": "react-scripts test --env=jsdom",
"eject": "react-scripts eject"
}
}
任何提示将不胜感激。预先感谢！