Class SceneObjectCollection

Manages multiple collections of UUIDs.

Each collection is identified by a unique string (auto-generated). Collections contain a set of UUIDs representing objects/items.

• Use add to create a new collection.
• Use get to retrieve an existing collection (throws if missing).
• Use add, addObjects, delete, deleteObjects, has,
• hasObject
• Use deleteAllCollections or clearAllCollections for bulk operations.