✨ 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

pmoapp/webapp/package-lock.json

@@ -1458,9 +1458,9 @@
       "license": "ISC"
     },
     "node_modules/picomatch": {
-      "version": "4.0.3",
-      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-4.0.3.tgz",
-      "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-4.0.4.tgz",
+      "integrity": "sha512-QP88BAKvMam/3NxH6vj2o21R6MjxZUAd6nlwAS/pnGvN9IVLocLHxGYIzFhg6fUQ+5th6P4dv4eW9jX3DSIj7A==",
       "dev": true,
       "license": "MIT",
       "engines": {