add @storybook/builder-vite and @builder.io/partytown

README.md

@@ -304,6 +304,8 @@ Use the "Table of Contents" menu on the top-left corner to explore the list.
 - [vite-plugin-react-mpa](https://github.com/dingff/vite-plugin-react-mpa) - An out-of-the-box MPA.
 - [vite-plugin-auto-mpa-html](https://github.com/iamspark1e/vite-plugin-auto-mpa-html) - A file directory-based automated multi-page build plugin that supports HTML templates using EJS.
 - [vite-plugin-cloudflare-functions](https://github.com/yjl9903/vite-plugin-cloudflare-functions) - Cloudflare pages function integration.
+- [@storybook/builder-vite](https://github.com/storybookjs/storybook/tree/next/code/builders/builder-vite/) - Storybook builder.
+- [@builder.io/partytown](https://github.com/BuilderIO/partytown) - Relocate resource intensive third-party scripts off of the main thread and into a web worker.
 
 #### Loaders