fix

Author: andrewstech

src/serviceWorker.js

@@ -14,7 +14,7 @@ const isLocalhost = Boolean(
   window.location.hostname === 'localhost' ||
     // [::1] is the IPv6 localhost address.
     window.location.hostname === '[::1]' ||
-    // 127.0.0.0/8 are considered localhost for IPv4.
+    // 127.0.0.1/8 is considered localhost for IPv4.
     window.location.hostname.match(
       /^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
     )
@@ -57,7 +57,7 @@ export function register(config) {
 function registerValidSW(swUrl, config) {
   navigator.serviceWorker
     .register(swUrl)
-    .then((registration) => {
+    .then(registration => {
       registration.onupdatefound = () => {
         const installingWorker = registration.installing;
         if (installingWorker == null) {
@@ -93,25 +93,23 @@ function registerValidSW(swUrl, config) {
         };
       };
     })
-    .catch((error) => {
+    .catch(error => {
       console.error('Error during service worker registration:', error);
     });
 }
 
 function checkValidServiceWorker(swUrl, config) {
   // Check if the service worker can be found. If it can't reload the page.
-  fetch(swUrl, {
-    headers: { 'Service-Worker': 'script' },
-  })
-    .then((response) => {
+  fetch(swUrl)
+    .then(response => {
       // Ensure service worker exists, and that we really are getting a JS file.
       const contentType = response.headers.get('content-type');
       if (
         response.status === 404 ||
         (contentType != null && contentType.indexOf('javascript') === -1)
       ) {
         // No service worker found. Probably a different app. Reload the page.
-        navigator.serviceWorker.ready.then((registration) => {
+        navigator.serviceWorker.ready.then(registration => {
           registration.unregister().then(() => {
             window.location.reload();
           });
@@ -130,7 +128,7 @@ function checkValidServiceWorker(swUrl, config) {
 
 export function unregister() {
   if ('serviceWorker' in navigator) {
-    navigator.serviceWorker.ready.then((registration) => {
+    navigator.serviceWorker.ready.then(registration => {
       registration.unregister();
     });
   }