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Geolocation: Hello World

Get all geolocation data fields and display them in HTML.

addEventListener('fetch', event => {  event.respondWith(handleRequest(event.request))})
async function handleRequest(request) {  let html_content = ""  let html_style = "body{padding:6em; font-family: sans-serif;} h1{color:#f6821f}"
  html_content += "<p> Colo: " + request.cf.colo + "</p>"  html_content += "<p> Country: " + request.cf.country + "</p>"  html_content += "<p> City: " + request.cf.city + "</p>"  html_content += "<p> Continent: " + request.cf.continent + "</p>"  html_content += "<p> Latitude: " + request.cf.latitude + "</p>"  html_content += "<p> Longitude: " + request.cf.longitude + "</p>"  html_content += "<p> PostalCode: " + request.cf.postalCode + "</p>"  html_content += "<p> MetroCode: " + request.cf.metroCode + "</p>"  html_content += "<p> Region: " + request.cf.region + "</p>"  html_content += "<p> RegionCode: " + request.cf.regionCode + "</p>"  html_content += "<p> Timezone: " + request.cf.timezone + "</p>"
  let html = `<!DOCTYPE html><body>  <head>    <title> Geolocation: Hello World </title>    <style> ${html_style} </style>  </head>  <h1>Geolocation: Hello World!</h1>  <p>You now have access to geolocation data about where your user is visiting from.</p>  ${html_content}</body>`
  return new Response(html, {    headers: {      "content-type": "text/html;charset=UTF-8",    },})}