Upgrade Docusaurus to latest version (facebook#9728)

Author: lex111

docusaurus/docs/deployment.md

@@ -90,9 +90,9 @@ service worker navigation routing can be configured or disabled by
 [`eject`ing](available-scripts.md#npm-run-eject) and then modifying the
 [`navigateFallback`](https://github.com/GoogleChrome/sw-precache#navigatefallback-string)
 and [`navigateFallbackWhitelist`](https://github.com/GoogleChrome/sw-precache#navigatefallbackwhitelist-arrayregexp)
-options of the `SWPrecachePlugin` [configuration](../config/webpack.config.prod.js).
+options of the `SWPrecachePlugin` configuration.
 
-When users install your app to the homescreen of their device the default configuration will make a shortcut to `/index.html`. This may not work for client-side routers which expect the app to be served from `/`. Edit the web app manifest at [`public/manifest.json`](public/manifest.json) and change `start_url` to match the required URL scheme, for example:
+When users install your app to the homescreen of their device the default configuration will make a shortcut to `/index.html`. This may not work for client-side routers which expect the app to be served from `/`. Edit the web app manifest at `public/manifest.json` and change `start_url` to match the required URL scheme, for example:
 
 ```js
   "start_url": ".",

docusaurus/website/docusaurus.config.js

@@ -43,7 +43,7 @@ const siteConfig = {
         alt: 'Create React App Logo',
         src: 'img/logo.svg',
       },
-      links: [
+      items: [
         { to: 'docs/getting-started', label: 'Docs', position: 'right' },
         {
           href: 'https://reactjs.org/community/support.html',

docusaurus/website/package.json

@@ -6,9 +6,9 @@
     "deploy": "docusaurus deploy"
   },
   "dependencies": {
-    "@docusaurus/core": "^2.0.0-alpha.39",
-    "@docusaurus/preset-classic": "^2.0.0-alpha.39",
-    "classnames": "^2.2.6",
+    "@docusaurus/core": "^2.0.0-alpha.64",
+    "@docusaurus/preset-classic": "^2.0.0-alpha.64",
+    "clsx": "^1.1.1",
     "react": "^16.12.0",
     "react-dom": "^16.12.0"
   },

docusaurus/website/src/pages/index.js

@@ -13,7 +13,7 @@ import useBaseUrl from '@docusaurus/useBaseUrl';
 import Layout from '@theme/Layout';
 import CodeBlock from '@theme/CodeBlock';
 
-import classnames from 'classnames';
+import clsx from 'clsx';
 
 import styles from './styles.module.css';
 
@@ -44,10 +44,10 @@ function Home() {
       permalink={'/'}
       description={'Set up a modern web app by running one command.'}
     >
-      <div className={classnames('hero hero--dark', styles.heroBanner)}>
+      <div className={clsx('hero hero--dark', styles.heroBanner)}>
         <div className="container">
           <img
-            className={classnames(styles.heroBannerLogo, 'margin-vert--md')}
+            className={clsx(styles.heroBannerLogo, 'margin-vert--md')}
             alt="Create React App logo"
             src={useBaseUrl('img/logo.svg')}
           />
@@ -70,7 +70,7 @@ function Home() {
               {features.map(({ title, content }, idx) => (
                 <div
                   key={idx}
-                  className={classnames('col col--4', styles.feature)}
+                  className={clsx('col col--4', styles.feature)}
                 >
                   <h2>{title}</h2>
                   <p>{content}</p>