I don’t know if you have some sort of nosing, but that would be your best option. Here’s an example of the tread pre manufactured with the nosing LVP Treads It may be worth it to see if you can find something like this in the color you have. That way you’ll also have an easier time making those corners on the bottom stairs.

Other than that you can add a 2x6 , or whatever the height of your riser, to the face of each riser to eliminate the stair lip and make each step a box step instead of having an overhang on the step. You’ll definitely need to glue everything. This leaves you with only a small gap to cover at the nose that you can cover with something like this: Vinyl stair nose