docs: simplify quickstart to continue.dev/check

Author: Patrick-Erichsen

docs/index.mdx

@@ -8,13 +8,7 @@ Continue runs AI checks on every pull request. Each check is a markdown file in
 
 ## Quickstart
 
-Paste this into Claude Code (or any coding agent):
-
-```
-Help me write checks for this codebase: https://continue.dev/walkthrough
-```
-
-This walks you through creating your first checks, connecting GitHub, and seeing them run on a PR. See [Write Your First Check](/checks/quickstart) for the full guide.
+1. Go to [continue.dev/check](https://continue.dev/check) to run checks on a pull request.
 
 ## How it works