Extract React Application as a Feature (#7441)

* Fix webpack config for react

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Introduce package for discovering html elements in unit tests

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Switch to using discovery of html elements from package

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Introduce competition for starting react application inside the Feature

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Move stuff in application start to earlier timeslot having no real need to be done so late

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Switch to using react application root feature being more friendly to extending

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Switch to using more familiar pattern of higher order components for wrapping react application

Co-authored-by: Mikko Aspiala <mikko.aspiala@gmail.com>

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Adapt to more familiar pattern for higher order components

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

* Rename feature for clarity

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

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Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

packages/core/src/renderer/start-frame/start-frame.injectable.ts

@@ -6,9 +6,7 @@ import { getInjectable } from "@ogre-tools/injectable";
 import { runManyFor } from "@k8slens/run-many";
 import * as tokens from "../before-frame-starts/tokens";
 import currentlyInClusterFrameInjectable from "../routes/currently-in-cluster-frame.injectable";
-import {
-  afterApplicationIsLoadedInjectionToken,
-} from "@k8slens/application";
+import { onLoadOfApplicationInjectionToken } from "@k8slens/application";
 
 const startFrameInjectable = getInjectable({
   id: "start-frame",
@@ -44,7 +42,7 @@ const startFrameInjectable = getInjectable({
     };
   },
 
-  injectionToken: afterApplicationIsLoadedInjectionToken,
+  injectionToken: onLoadOfApplicationInjectionToken,
 });
 
 export default startFrameInjectable;