send additional headers

//client
 await authClient.forgetPassword({
    email: value.email,
    redirectTo: window.location.origin + "/reset-password",
    fetchOptions: {
      headers: {
        "new-header": "new-value",
      },
    },
  });

//server
export const auth = betterAuth({
  emailAndPassword: {
    enabled: true,
    sendResetPassword: async (data, request) => {
      console.log("headers", request.headers)
    },
  },