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/api-reference/app/_mdx/client-libraries.mdx

@@ -4,7 +4,7 @@ import DownloadFull from "@/components/DownloadFull"
 
 <H3 className="!mt-0">Just Getting Started?</H3>
 
-Check out the [Medusa v2 Documentation](https://docs.medusajs.com/v2).
+Check out the [Medusa v2 Documentation](https://docs.medusajs.com).
 
 <Space bottom={8} />
 
@@ -16,7 +16,7 @@ To use Medusa's JS SDK library, install the following packages in your project (
 npm install @medusajs/js-sdk@latest @medusajs/types@latest
 ```
 
-Learn more about the JS SDK in [this documentation](https://docs.medusajs.com/v2/resources/js-sdk).
+Learn more about the JS SDK in [this documentation](https://docs.medusajs.com/resources/js-sdk).
 
 ### Download Full Reference