Function normalize

tools/scripts/review-site-changes.js:48–57

(item)

}

function normalize(item) {
  return {
    leetcodeId: item.num,
    sourcePid: item.pid,
    slug: item.slug,
    titleZh: item.title,
    difficulty: difficulty(item.diff),
    categoryZh: item.cat,
  };
}

function itemLabel(item) {
  return `#${item.leetcodeId} ${item.titleZh} (${item.slug})`;