Camera overrides extracted from zarr viewer_config. These are NOT part of RenderingSettings — they're spatial state applied directly to the camera on every scene load.
Optional
Named node whose bounding box center becomes the camera target
Orthographic zoom factor (> 0); applied only to an ortho camera.
Camera overrides extracted from zarr viewer_config. These are NOT part of RenderingSettings — they're spatial state applied directly to the camera on every scene load.