import { createClient } from "@propelauth/javascript"; const authClient = createClient({ authUrl: "http://localhost:3000", // Replace with your actual auth URL enableBackgroundTokenRefresh: true // Optional }); const authInfo = await authClient.getAuthenticationInfoOrNull(); if (authInfo) { console.log("User is logged in as", authInfo.user.email); } else { console.log("User is not logged in"); }