Prepare 4.0.1 release

Author: iansu

CHANGELOG.md

@@ -1,3 +1,56 @@
+## 4.0.1 (2020-11-23)
+
+v4.0.1 is a maintenance release that includes minor bug fixes and documentation updates.
+
+#### :bug: Bug Fix
+* `react-scripts`
+  * [#9921](https://github.com/facebook/create-react-app/pull/9921) Fix noFallthroughCasesInSwitch/jsx object is not extensible ([@ryota-murakami](https://github.com/ryota-murakami))
+  * [#9869](https://github.com/facebook/create-react-app/pull/9869) Fix react-jsx error ([@benneq](https://github.com/benneq))
+  * [#9885](https://github.com/facebook/create-react-app/pull/9885) fix: `React is not defined` compilation error after ejected ([@n3tr](https://github.com/n3tr))
+  * [#9911](https://github.com/facebook/create-react-app/pull/9911) fix: slow recompile time ([@FezVrasta](https://github.com/FezVrasta))
+* `react-dev-utils`
+  * [#9884](https://github.com/facebook/create-react-app/pull/9884) fix: page doesn't get refreshed when FAST_REFRESH=false ([@n3tr](https://github.com/n3tr))
+
+#### :nail_care: Enhancement
+* `react-scripts`
+  * [#10048](https://github.com/facebook/create-react-app/pull/10048) Increase Workbox's maximumFileSizeToCacheInBytes ([@jeffposnick](https://github.com/jeffposnick))
+
+#### :memo: Documentation
+* [#10052](https://github.com/facebook/create-react-app/pull/10052) docs: add React Testing Library as a library requiring jsdom ([@anyulled](https://github.com/anyulled))
+
+#### :house: Internal
+* `create-react-app`, `react-dev-utils`, `react-scripts`
+  * [#10083](https://github.com/facebook/create-react-app/pull/10083) replace inquirer with prompts ([@EvanBacon](https://github.com/EvanBacon))
+* `cra-template-typescript`, `cra-template`, `react-scripts`
+  * [#9516](https://github.com/facebook/create-react-app/pull/9516) [ImgBot] Optimize images ([@MichaelDeBoey](https://github.com/MichaelDeBoey))
+* Other
+  * [#9860](https://github.com/facebook/create-react-app/pull/9860) chore: Update .prettierrc ([@MichaelDeBoey](https://github.com/MichaelDeBoey))
+
+#### Committers: 9
+- Anyul Rivas ([@anyulled](https://github.com/anyulled))
+- Ben M ([@benneq](https://github.com/benneq))
+- Evan Bacon ([@EvanBacon](https://github.com/EvanBacon))
+- Federico Zivolo ([@FezVrasta](https://github.com/FezVrasta))
+- Jeffrey Posnick ([@jeffposnick](https://github.com/jeffposnick))
+- Jirat Ki. ([@n3tr](https://github.com/n3tr))
+- Michaël De Boey ([@MichaelDeBoey](https://github.com/MichaelDeBoey))
+- Ryota Murakami ([@ryota-murakami](https://github.com/ryota-murakami))
+- sho90 ([@sho-t](https://github.com/sho-t))
+
+# Migrating from 4.0.0 to 4.0.1
+
+Inside any created project that has not been ejected, run:
+
+```bash
+npm install --save --save-exact [email protected]
+```
+
+or
+
+```
+yarn add --exact [email protected]
+```
+
 ## 4.0.0 (2020-10-23)
 
 Create React App 4.0 is a major release with several new features, including support for Fast Refresh!