If you're asking what role would it fill that the Imperials' don't currently have, that would be cheap, reasonably tough small based cannon carrier. So, a cheap ion platform, or flechette, or even tractor beam, with better maneuverability than a shuttle but no crew slot.
This is a cool card created as an illustration of how it might number out; but the art sucks (apologies to the artist) ...it looks like the creation of a ten year old using infant Legos. But:











