update sample app

cfg/sample/data/monitors.json

@@ -1,22 +1,3 @@
 {
-  "items": [
-    {
-      "name": "turnos",
-      "slug": "turnos",
-      "title": "Turnos Monitor",
-      "status": "dev",
-      "system": "ward",
-      "description": "Pipeline view of requests → turnos. Shows vet-petowner at a glance.",
-      "path": "ward/monitor/turnos"
-    },
-    {
-      "name": "data_browse",
-      "slug": "data-browse",
-      "title": "Data Browse",
-      "status": "ready",
-      "system": "ward",
-      "description": "Quick navigation to test users and data states. Book/larder pattern with SQL mode for manual testing workflows.",
-      "path": "ward/monitor/data_browse"
-    }
-  ]
+  "items": []
 }