Clarification:
Is this problem limited to JSS job statuses? Does the upload -> ETL -> BFF route always execute successfully (besides updating JSS job correctly)?
I think originally the idea with `Viewer` was to have it wrap napari viewer functionality so that we could fake it for testing. The concept of a segmentation label is not a napari-specific thing, b...
## To reproduce
1. open BFF
2. select 'staging' data source
3. quit BFF
4. open BFF
You will now see 'production' as the selected data source, yet the displayed data will be from staging.
Also, ...