feat(search): Upgrade Docusaurus and add search bar

Author: jslvtr

docs/docusaurus.config.js

@@ -39,7 +39,7 @@ const config = {
       }),
     ],
   ],
-
+  plugins: [require.resolve("@cmfcmf/docusaurus-search-local")],
   themeConfig:
     /** @type {import('@docusaurus/preset-classic').ThemeConfig} */
     ({