text: require('typeface-inter')
  require('typeface-work-sans')
  require('prismjs/themes/prism-tomorrow.css')
  
  /**
   * Implement Gatsby's Browser APIs in this file.
   */
  
  exports.onClientEntry = () => {
    // https://github.com/gatsbyjs/gatsby/issues/4021
    // IntersectionObserver polyfill for gatsby-image (Safari, IE)
    if (typeof window.IntersectionObserver === 'undefined') {
      require('intersection-observer')
      console.log('IntersectionObserver is polyfilled')
    }
  }
  