Adjusting comments into files.

sw.js

@@ -1,6 +1,6 @@
 const CACHE_NAME = 'gridtv-v2';
 
-// Ressources statiques à mettre en cache immédiatement
+// Static assets cached during installation.
 const STATIC_ASSETS = [
   '/',
   '/index.php',
@@ -11,7 +11,7 @@ const STATIC_ASSETS = [
   '/assets/vendor/hls.min.js'
 ];
 
-// Install : mise en cache des assets statiques
+// Install: cache the static assets.
 self.addEventListener('install', e => {
   e.waitUntil(
     caches.open(CACHE_NAME)
@@ -20,7 +20,7 @@ self.addEventListener('install', e => {
   );
 });
 
-// Activate : purger les anciens caches
+// Activate: remove outdated caches.
 self.addEventListener('activate', e => {
   e.waitUntil(
     caches.keys().then(keys =>
@@ -29,11 +29,11 @@ self.addEventListener('activate', e => {
   );
 });
 
-// Fetch : stratégie selon le type de ressource
+// Fetch: choose a caching strategy based on resource type.
 self.addEventListener('fetch', e => {
   const url = new URL(e.request.url);
 
-  // Flux EPG/M3U et API GitHub : network only (pas de cache)
+  // EPG/M3U feeds and the GitHub API stay network-only.
   if (
     url.pathname.includes('xmltv') ||
     url.pathname.includes('.m3u') ||
@@ -43,7 +43,7 @@ self.addEventListener('fetch', e => {
     return;
   }
 
-  // Assets statiques : cache first
+  // Static assets use a cache-first strategy.
   if (
     e.request.destination === 'style' ||
     e.request.destination === 'script' ||
@@ -63,7 +63,7 @@ self.addEventListener('fetch', e => {
     return;
   }
 
-  // Pages PHP (index.php) : network first, fallback cache
+  // PHP pages use network-first with cache fallback.
   e.respondWith(
     fetch(e.request)
       .then(res => {