cache image function

cachImages.js

export const cacheImages = async (srcArray) => {
  const promises = await srcArray.map((src) => {
    return new Promise((resolve, reject) => {
      const img = new Image();
      img.src = src;
      img.onload = resolve();
      img.onerror = reject();
    });
  });
  await Promise.all(promises);
}