- browserslist
- flow
- eslint
- stylelint
- prettier
- SASS
- CSS Modules
- eslint-plugin-flowtype
- redux, react-redux and redux-thunk
- CSS
- testing
- Edit
.browserslistrc
to customize browserslist - Edit
.flowconfig
to customize flow - Edit
.eslintrc.js
to customize eslint - Edit
.stylelintrc.js
to customize stylelint - Edit
.prettierrc.js
to customize prettier
- Merge upstream changes and re-apply custom changes for the forked react-scripts
- Update
eslint-config-react-app
- Consult create-react-app upgrade guide if needed