Managing multiple Scenes in Unity can be a challenge, and improving this workflow is crucial for both the performance of your game and the productivity of ...
https://blogs.unity3d.com/2020/07/01/achieve-better-scene-workflow-with-scriptableobjects/
* Multi-Scene editing
* Unity Collaborate
* Additive Scene-loading mode
* Trigger
* ScriptableObject
* CreateAssetMenu
* Object
* AssetDatabase
* ISerializationCallbackReceiver
* Build Settings
* this great open source implementation