scripts/utils/changelog.mjs/processTitle
function processTitle(title) {
  return title
    .replace(/\[(BREAKING|HIGHLIGHT|IMPROVEMENT(:\d+)?)]/g, "")
    .replace(/\s+/g, " ")
    .replace(/^#{4} [a-z]/, (s) => s.toUpperCase())
    .replace(/(?<![[`])@([\w-]+)/g, "[@$1](https://github.com/$1)")
    .replace(
      /(?<![[`])#(\d{4,})/g,
      "[#$1](https://github.com/prettier/prettier/pull/$1)"
    );
}