The 7 planes are what the Norwegian government subsidises for providing a minimum route network within Norway.
Management haven't made public what their plans for international or longhaul are yet. It depends on the governments of different countries coming together and reopens borders.
This could take some time if they are all going to follow a Trump'ish attitude of we are doing better than all the others and don't want their contamination to affect our much better numbers and handling of the situation. A stance experts in most countries have said has little effect as long as internal community spreading is widespread. So lack of possiblility for international passenger flying is a political matter rather than an expert led problem.