export async function register() {
  if (process.env.NEXT_RUNTIME === "nodejs") {
    const { startReminderWorker } = await import("@/modules/_core/reminders");
    startReminderWorker();

    const vapidSubject = process.env["VAPID_SUBJECT"];
    const vapidPublic = process.env["VAPID_PUBLIC_KEY"];
    const vapidPrivate = process.env["VAPID_PRIVATE_KEY"];
    if (!vapidSubject || !vapidPublic || !vapidPrivate) {
      console.warn(
        "[famapp] VAPID keys not configured — web push notifications are disabled. " +
          "Run `pnpm vapid:generate` and add VAPID_SUBJECT, VAPID_PUBLIC_KEY, VAPID_PRIVATE_KEY to .env",
      );
    }
  }
}