getAuthorWebsiteFromGithubAPI = async githubUsername => {
  try {
    const userData = await fetch(
      `${GITHUB_API_URL}/users/${githubUsername}`
    ).then(res => res.json())
    const authorWebsite = userData.blog
    return isNil(authorWebsite) || isEmpty(authorWebsite)
      ? undefined
      : authorWebsite
  } catch (err) {
    return undefined
  }
}
Get author's website from Github API

@param {string} githubUsername
@returns {string} authorWebsite