fix: sw waiting for network resolution too long on Safari

src/sw.mjs

@@ -39,22 +39,17 @@ const cacheAndRevalidate = async ({ request, preloadResponsePromise, fallbackUrl
 
     // Try get the resource from the cache
     const responseFromCache = await cache.match(request);
-    try {
+    if (responseFromCache) {
-        // get network response for revalidation of stale assets
+        // get network response for revalidation of cached assets
-        const responseFromNetwork = await fetch(request.clone());
+        fetch(request.clone()).then((responseFromNetwork) => {
             if (responseFromNetwork) {
                 putInCache(request, responseFromNetwork.clone());
             }
+        }).catch((error) => {
+            logError('failed to fetch updated resource', { force: forceLogging, context: 'cozy-sw', data: error })
+        });
 
-        if(responseFromCache) {
         return responseFromCache;
-        } else {
-            return responseFromNetwork;
-        }
-    } catch (error) {
-        if(responseFromCache) {
-            return responseFromCache;
-        }
     }
 
     // Try to use the preloaded response, if it's there
@@ -109,10 +104,12 @@ self.addEventListener('activate', (event) => {
 });
 
 self.addEventListener('install', (event) => {
+
+    self.skipWaiting(); // go straight to activate
+
     event.waitUntil(
         addResourcesToCache(__assets ?? [])
     );
-    self.skipWaiting(); // activate updated SW
 });
 
 self.addEventListener('fetch', (event) => {