docs: update api-reference project for v2 (#7307)

* remove everything v1 and make v2 default

* move main v2 rewrites to book

* move rewrites to book + other fixes

www/apps/api-reference/utils/get-url.ts

@@ -1,5 +1,6 @@
 import { config } from "../config"
+import basePathUrl from "./base-path-url"
 
 export default function getUrl(area: string, tagName?: string): string {
-  return `${config.baseUrl}/api/${area}#${tagName}`
+  return `${config.baseUrl}${basePathUrl(`/api/${area}#${tagName}`)}`
 }