Asynchroner Task-Scheduler für React-Zustandsaktualisierungen mit Fehlerbehebung

function createAsyncBatcher(onSync) {
  let queue = [];
  let isFlushing = false;
  return async function schedule(task) {
    queue.push(task);
    if (isFlushing) return;
    isFlushing = true;
    queueMicrotask(async () => {
      const batch = queue.splice(0);
      try {
        const results = await Promise.allSettled(batch.map(fn => fn()));
        const errors = results.filter(r => r.status === 'rejected');
        if (errors.length) throw new AggregateError(errors, 'Batch execution failed');
        onSync(results.map(r => r.value));
      } catch (err) {
        console.error('Batch error:', err);
      } finally {
        isFlushing = false;
      }
    });
  };
}