fix: move logic to middleware

middlewares/currentWebLogout.ts

@@ -1,7 +1,8 @@
 import { NextResponse } from "next/server"
 
-import { findLang } from "@/constants/languages"
-import { badRequest } from "@/server/errors/next"
+import { findLang, Lang } from "@/constants/languages"
+import { env } from "@/env/server"
+import { badRequest, internalServerError } from "@/server/errors/next"
 
 import type { NextMiddleware } from "next/server"
 
@@ -14,9 +15,20 @@ export const middleware: NextMiddleware = (request) => {
   }
   const lang = findLang(request.nextUrl.pathname)!
 
-  return NextResponse.rewrite(new URL(`/${lang}/logout`, request.nextUrl))
-}
+  if (!env.PUBLIC_URL) {
+    throw internalServerError("No value for env.PUBLIC_URL")
+  }
+  const redirectTo = env.PUBLIC_URL
 
-export const matcher: MiddlewareMatcher = (request) => {
-  return request.nextUrl.pathname.includes("/updatelogout")
+  const headers = new Headers(request.headers)
+  headers.set("x-returnurl", redirectTo)
+
+  return NextResponse.rewrite(new URL(`/${lang}/logout`, request.nextUrl), {
+    request: {
+      headers,
+    },
+  })
+}
+export const matcher: MiddlewareMatcher = (request) => {
+  return request.nextUrl.pathname.endsWith("/updatelogout")
 }