src/lib/api.ts

function getCookie(name: string) {
  if (typeof document === "undefined") return null;

  const match = document.cookie
    .split("; ")
    .find((row) => row.startsWith(name + "="));

  return match?.split("=")[1] ?? null;
}

export async function authFetch(
  url: string,
  options?: RequestInit
) {
  const token = getCookie("auth_token");

  return fetch(url, {
    ...options,
    credentials: "include",
    headers: {
      "Content-Type": "application/json",
      ...(token && { Authorization: `Bearer ${token}` }),
      ...options?.headers,
    },
  });
}