update roxmenux-monitor-v2

AppImage/public/sw.js

@@ -8,12 +8,14 @@
 // so we do NOT cache pages or API responses — caching them
 // would only cause stale-data bugs after an AppImage update.
 //
-// The install / activate handlers clean up old SW caches from
-// previous Monitor versions so a beta-to-stable upgrade never
-// strands the browser on a cached old shell.
+// The install / activate handlers wipe every cache in Cache
+// Storage (no allow-list) so stale entries from any previous
+// Monitor version — including ones that shared this SW's
+// version name — cannot survive an upgrade and haunt the
+// dashboard as frozen `/api/*` responses.
 // ==========================================================
 
-const SW_VERSION = 'proxmenux-monitor-v1';
+const SW_VERSION = 'proxmenux-monitor-v2';
 
 self.addEventListener('install', (event) => {
   // Take over as soon as installed; no skipWaiting handshake.
@@ -22,12 +24,19 @@ self.addEventListener('install', (event) => {
 
 self.addEventListener('activate', (event) => {
   event.waitUntil((async () => {
-    // Wipe any cache name that isn't ours — survives renames /
-    // version bumps without piling up stale entries.
-    const names = await caches.keys();
-    await Promise.all(
-      names.filter((n) => n !== SW_VERSION).map((n) => caches.delete(n))
-    );
+    // Scorched earth: wipe EVERY cache, regardless of name. This
+    // SW never writes to Cache Storage, so nothing here should
+    // ever be authoritative. The previous version kept caches
+    // that matched SW_VERSION exactly, which stranded old cached
+    // /api/* responses across upgrades and manifested as a
+    // dashboard that never refreshed until the user manually
+    // cleared Cache Storage from DevTools.
+    try {
+      const names = await caches.keys();
+      await Promise.all(names.map((n) => caches.delete(n)));
+    } catch (_) {
+      // caches API unavailable — nothing to clean.
+    }
     await self.clients.claim();
   })());
 });