ffmpeg implemented

src/sw.js

@@ -1,4 +1,4 @@
-const CACHE_NAME = 'radiocast-core-v1';
+const CACHE_NAME = 'radiocast-core-v2';
 const CORE_ASSETS = [
   '.',
   'index.html',
@@ -11,6 +11,8 @@ const CORE_ASSETS = [
 ];
 
 self.addEventListener('install', (event) => {
+  // Activate updated SW as soon as it's installed.
+  self.skipWaiting();
   event.waitUntil(
     caches.open(CACHE_NAME).then((cache) => cache.addAll(CORE_ASSETS))
   );
@@ -18,9 +20,12 @@ self.addEventListener('install', (event) => {
 
 self.addEventListener('activate', (event) => {
   event.waitUntil(
-    caches.keys().then((keys) => Promise.all(
-      keys.map((k) => { if (k !== CACHE_NAME) return caches.delete(k); return null; })
-    ))
+    Promise.all([
+      self.clients.claim(),
+      caches.keys().then((keys) => Promise.all(
+        keys.map((k) => { if (k !== CACHE_NAME) return caches.delete(k); return null; })
+      )),
+    ])
   );
 });