detect codespaces

Author: dragoncoder047

js/main.js

@@ -470,6 +470,10 @@ if (location.host.indexOf('localhost') != -1) {
     document.title += ' - localhost version';
     $('main .heading').textContent += ' - localhost version';
 }
+else if (location.host.indexOf('.github.dev') != -1) {
+    document.title += ' - codespace version';
+    $('main .heading').textContent += ' - codespace version';
+}
 else if (location.protocol.indexOf('file') != -1) {
     document.title += ' - file:// version';
     $('main .heading').textContent += ' - file:// version (some features unavailable)';

serviceWorker.js

@@ -1,6 +1,6 @@
 const CACHE_NAME = "langton-music-v2";
 
-if (location.protocol.indexOf('file') === -1 && location.host.indexOf('localhost') === -1) {
+if (location.protocol.indexOf('file') === -1 && location.host.indexOf('localhost') === -1 && location.host.indexOf('.github.dev') === -1) {
 
     // Copied from https://developer.chrome.com/docs/workbox/caching-strategies-overview/#stale-while-revalidate
     self.addEventListener('fetch', e => {