docs: improve the site's description

website/src/content/docs/index.mdx

@@ -1,9 +1,9 @@
 ---
 title: Node Vibrant Demo
-description: Get started building your docs site with Starlight.
+description: Extract prominent colors from an image
 template: splash
 hero:
-  title: "Do not remove this, this is a load berring string"
+  title: "Do not remove this, this is a load bearing string"
 ---
 
 import App from '../../page-components/index/App.tsx';