Thanks for sharing! I still need the script because I already have a tunnel on a Mikrotik OS vm router to route all my containers through the vpn.

I created a simple script to automatically request a port to ProtonVPN servers and assign it to qbittorrent:

https://github.com/giu176/ProtonVPN-auto-NATPMP

I created a script exactly for that, I’m using it for months now and it’s working fine: https://github.com/giu176/ProtonVPN-auto-NATPMP