Reactjs create react app npm run build是否包含package.json中的devdependency？

为了理解createreact应用程序工具中的

npm运行构建

，我创建了以下

package.json

据了解，devdependency将被排除在构建过程中，但它包含在构建中。请帮助我理解

{
  "name": "ddd",
  "version": "0.1.0",
  "private": true,
  "homepage": "/",
  "dependencies": {   
    "axios": "^0.19.0",
    "lodash": "^4.17.11",
    "react": "^16.8.6",
    "react-dom": "^16.8.6",
    "react-router-dom": "^5.0.0",
    "react-scripts": "2.1.2"
  },
  "scripts": {
    "start": "react-scripts start",
    "build": "react-scripts build",
    "test": "react-scripts test",
    "eject": "react-scripts eject",
    "test:cover": "npm run test -- --coverage "
  },
  "eslintConfig": {
    "extends": "react-app"
  },
  "browserslist": [
    ">0.2%",
    "not dead",
    "not ie <= 11",
    "not op_mini all"
  ],
  "devDependencies": {
    "enzyme": "^3.8.0",
    "enzyme-adapter-react-16": "^1.7.1",
    "jest-cucumber": "^1.0.11",
    "react-redux": "^6.0.0",
    "redux": "^4.0.1",
    "redux-thunk": "^2.3.0"
  },
}

{
“名称”：“ddd”，
“版本”：“0.1.0”，
“私人”：没错，
“主页”：“/”，
“依赖项”：{
“axios”：“^0.19.0”，
“lodash”：“^4.17.11”，
“反应”：“^16.8.6”，
“react dom”：“^16.8.6”，
“反应路由器dom”：“^5.0.0”，
“反应脚本”：“2.1.2”
},
“脚本”：{
“开始”：“反应脚本开始”，
“构建”：“反应脚本构建”，
“测试”：“反应脚本测试”，
“弹出”：“反应脚本弹出”，
“测试：覆盖范围”：“npm运行测试----覆盖范围”
},
“eslintConfig”：{
“扩展”：“反应应用程序”
},
“浏览者”：[
">0.2%",
“没有死”，
“不，即仍然不清楚在构建时应忽略设计，但
npm运行构建
不忽略