Please support filtering based on app/domain and individual files within backups and file system extractions

[chrishargreaves]

This has applications for:

DF Teaching material

• would be able to reduce a larger dataset down to just data related to a specific app

Error focused datasets (https://doi.org/10.1016/j.fsidi.2023.301679)

• again a small dataset with just some data from a specific app or file that provides challenging test cases

- Selective processing
Only some app data, or even files may be in scope for processing