✨ Add queue refreshing indicator to UI

- Introduce `QueueRefreshing` event type for dedicated queue refresh state
- Add reactive tracking of refreshing queues via new `queueRefreshingIds` Set in useRenderers composable
- Display visual indicator (spinning icon + text) when queue is refreshing in QueueViewer component
- Update `picomatch` dependency to v4.0.4 (patch)
- Minor cleanup in package-lock.json files

package-lock.json

@@ -2,5 +2,9 @@
   "name": "pmomusic",
   "lockfileVersion": 3,
   "requires": true,
-  "packages": {}
+  "packages": {
+    "": {
+      "name": "pmomusic"
+    }
+  }
 }