pass ?url param to get page data back

GET https://mbed.signalnerve.workers.dev/?url=https://egghead.io

{
  "title": "egghead.io",
  "description": "Concise screencast video tutorials that cover the best tools, libraries, and frameworks that modern javascript web developers can use to code more effectively and stay current.",
  "image": "https://res.cloudinary.com/dg3gyk0gu/image/upload/v1566948117/transcript-images/Eggo_Notext.png",
  "url": "https://www.egghead.io"
}

-> wip, find source @ https://github.com/signalnerve/mbed