docs: change configurations to make v2 the main docs (#9729)

* docs: change configurations to make v2 the main docs

* move api routes to top level

* remove api prefix

* update opengraph images

* show v1 link

* add redirect to v1

www/apps/resources/app/examples/page.mdx

@@ -2388,7 +2388,7 @@ export const myWorkflow = createWorkflow(
 )
 ```
 
-Learn more in [this documentation](https://docs.medusajs.com/v2/advanced-development/workflows/add-workflow-hook).
+Learn more in [this documentation](!book!/learn/advanced-development/workflows/add-workflow-hook).
 
 ### Retry Steps