Convert Github Issue list to a markdown changelog

github_to_changelog.js

extractNumber = (href)=>href.match(/issues\/(?<number>\d+)/)?.groups.number;
categories = $$('a.markdown-title').map(v=>{
  const href = v.href;
  const title = v.textContent;
  const number = extractNumber(href);
  const formattedNumber = typeof number === 'string' ? `#${number}` : href;
  const isBug = v.nextElementSibling.textContent.includes('type:bug');
  return [isBug ? 'Fixed' : 'Added',`- ${title} ([${formattedNumber}](${href}))`];
}).reduce((total, [type,line])=>{
  total[type] ??= [];
  total[type].push(line);
  return total;
}, {});
Object.entries(categories)
  .map(([label, lines])=>`### ${label}\n\n${lines.join('\n')}`).join('\n\n');