blog/functions/images/[[catchall]].js

export async function onRequestGet (context) {
  const { pathname } = new URL(context.request.url)
  const imageURL = new URL(pathname, 'https://mdleom.com')
  const headers = new Headers({
    ...Object.fromEntries(context.request.headers),
    'Host': 'mdleom.com'
  })
  const imageRequest = new Request(imageURL, {
    headers
  })
  // return fetch(imageRequest)

  // CF_IMAGES binds to cf-images worker
  // configured in the pages dashboard
  return context.env.CF_IMAGES.fetch(imageRequest)
}