Only IPv6 can´t connect to server from outside

Hello community, I would like to open a small private server just for a friend and me, but I have the problem that my Internet provider only gives me an IPv6 address, which is not compatible with BeamMP, do you have a solution for me?

BeamMP does not support IPv6 yet. A possible solution would be to use a VPN that properly enables you to forward ports through it. Barely any feature that, so heres an example