docs: add recommendation to install nuxtr (#20808)

docs/1.getting-started/2.installation.md

@@ -31,7 +31,7 @@ Start with one of our starters and themes directly by opening [nuxt.new](https:/
 ::details
 :summary[Additional notes for an optimal setup:]
 - **Node.js**: Make sure to use an even numbered version (18, 20, etc)
-
+- **Nuxtr**: Install the community-developed [Nuxtr extension](https://marketplace.visualstudio.com/items?itemName=Nuxtr.nuxtr-vscode)
 - **Volar**: Either enable [**Take Over Mode**](https://vuejs.org/guide/typescript/overview.html#volar-takeover-mode) (recommended) or add the [TypeScript Vue Plugin](https://marketplace.visualstudio.com/items?itemName=Vue.vscode-typescript-vue-plugin)
 
 If you have enabled **Take Over Mode** or installed the **TypeScript Vue Plugin (Volar)**, you can disable generating the shim for `*.vue` files in your [`nuxt.config.ts`](/docs/guide/directory-structure/nuxt.config) file: