Inspector: component view part (#55)

This PR allow to send entity components data to typescript with
inspector-dom event

Event data

![image](https://github.com/storytold/storyteller-bevy/assets/10954133/f4b5a88e-0a8d-4d56-ade2-d0102a6c08f7)

Component register example

![image](https://github.com/storytold/storyteller-bevy/assets/10954133/f9480f0a-a657-4445-a0d4-0984e2f69900)

Read event example

![image](https://github.com/storytold/storyteller-bevy/assets/10954133/2b6480f0-d1fb-42f1-bd6e-dfbc3d4676a2)


This PR is the first step of new inspector backend logic
Next parts is:
- Allow to edit components fields 
- Allow to show asset data (like show Handle<StandartMaterial> data)
- Allow to edit asset fields

studio-frontend/src/app/app.element.ts

@@ -40,6 +40,13 @@ export class AppElement extends LitElement {
 		return this;
 	}
 
+	@on("inspector-changed")
+	onInspectorChanged(event: studio.InspectorChanged): void {
+		const data = event.detail ? JSON.parse(event.detail) : null;
+		console.log("Inspector changed:", data);
+	}
+
+
 	@on("scene-saved")
 	async onSceneSaved({ detail: scene }: SceneSavedEvent): Promise<void> {
 		const file = new File([scene], "scene.scn.ron", { type: "text/ron" });

studio-frontend/src/main.ts

@@ -1 +1 @@
-import "./app/app.element";
+import "./app/app.element";