this particular code is working on development and not in prod pls help me am using nextjs v15.2.4

 const res = await fetch(USER_ENDPOINT, {
    method: "PUT",
    credentials: "include",
    headers: {
      "Content-Type": "application/json",
      cookie: (await headers()).get("cookie") || "",
    },
    body: JSON.stringify(body),
  });