feat: add content

src/content/docs/index.mdx

@@ -8,7 +8,7 @@ hero:
     file: ../../assets/autumn_mountain.png
   actions:
     - text: Introduction
-      link: /reference/example/
+      link: /reference/introduction/
       icon: right-arrow
 ---
 
@@ -17,9 +17,6 @@ import { Card, CardGrid, LinkCard } from '@astrojs/starlight/components';
 ## Hightlights
 
 <CardGrid stagger>
-  <Card title="Add new content" icon="add-document">
-    Add Markdown or MDX files to `src/content/docs` to create new pages.
-  </Card>
   <LinkCard
     title="Homepage"
     description="Visit my homepage to see what I'm up to and learn more about me."