Scenes: SceneApp example in core (#64686)

* Scenes: Progress on demo app

* Argh

* Fixing breadcrumbs

* Added spacer

* Conditional scene objects

* Quick and dirty test for drilldown link via panel title

* Changed the toggle

* Add url state syncing for most links

* Add url state syncing for most links

* Fix instance in url params

* Quick and dirty tabs on the handler page

* fixing breadcrumbs

* Hide footer

* Updates

* new table styles

* Update table cell link styles

* Added search box

* Scene app demo: dynamic data link (#60398)

* Dynamically build data links

* Add field override tests

* Updates

* Updated

* Updates

* before nesting routing

* Something is working

* Caching and nested routes working

* Simplify model

* Use app components from grafana/scenes

* Make the monitoring app work with section nav

* Fixing

* Update scenes

* Remove unused route

* Updates

* remove file

* Update scenes version and use new features

* Remove semicolon

* removed unused thing

* Add refresh pickers

---------

Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>

package.json

@@ -267,7 +267,7 @@
     "@grafana/lezer-logql": "0.1.2",
     "@grafana/monaco-logql": "^0.0.7",
     "@grafana/runtime": "workspace:*",
-    "@grafana/scenes": "^0.0.19",
+    "@grafana/scenes": "^0.0.21",
     "@grafana/schema": "workspace:*",
     "@grafana/ui": "workspace:*",
     "@kusto/monaco-kusto": "5.3.6",