Seems like wireguard isn’t in version 8 yet either? As it says on the website wireguard is avaiable next to ipsec and openvpn but when checking I can only see openvpn and ipsec.
Which is a bummer since in my current firewall solution wireguard is used pretty heavy.
Welcome Jimmy, thanks for taking time to join us!
Wireguard feature is already built inside the image, but we do not have an official user interface to configure.
You can still use the legacy Luci UI: Remote access — NethSecurity documentation
Take a look to the upstream doc on how to setup Wireguard:
And do not forget to report back! 