Rename Get Started section to Next Steps

Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: kcmartin

src/content/docs/index.mdx

@@ -58,7 +58,7 @@ Sprites automatically hibernate after a period of inactivity (30 seconds by defa
 
 Every Sprite gets a unique URL, making it easy to expose web services or APIs running inside, without a lot of extra setup.
 
-## Get Started
+## Next Steps
 
 <CardGrid client:load>
   <LinkCard