fix(SW-236): add returnUrl to refresh

app/[lang]/webview/[contentType]/[uid]/page.tsx

@@ -1,3 +1,4 @@
+import { headers } from "next/headers"
 import { notFound, redirect } from "next/navigation"
 
 import { serverClient } from "@/lib/trpc/server"
@@ -28,7 +29,11 @@ export default async function ContentTypePage({
       case "unauthorized": // fall through
       case "forbidden": // fall through
       case "token_expired":
-        redirect(`/${getLang()}/webview/refresh`)
+        const h = headers()
+        const returnURL = `/${getLang()}/webview${h.get("x-pathname")!}`
+        redirect(
+          `/${getLang()}/webview/refresh?returnUrl=${encodeURIComponent(returnURL)}`
+        )
     }
   }