docs/scripts/buildApi.ts/computeApiDescription
function computeApiDescription(api: ReactApi, options: { host: string }): Promise<string> {
  const { host } = options;
  return new Promise((resolve, reject) => {
    remark()
      .use(function docsLinksAttacher() {
        return function transformer(tree) {
          remarkVisit(tree, 'link', (linkNode) => {
            if ((linkNode.url as string).startsWith('/')) {
              linkNode.url = `${host}${linkNode.url}`;
            }
          });
        };
      })
      .process(api.description, (error, file) => {
        if (error) reject(error);

        resolve(file.contents.toString('utf-8').trim());
      });
  });
}