I think she was a generic use multi-purpose starship probably built in decent numbers and ready and capable for a variety of missions including exploration, transport, offenxe/defence and the like.
In other words - a normal ship.
'If the Apocalypse starts, beep me!' - Buffy Summers
'The sky's the limit.....' Jean-Luc Picard, 'All Good Things'
courtesy of Saquist