I was installing proton vpn using this guide and replacing dnf with rpm-ostree. I got to
sudo rpm-ostree install proton-vpn-gnome-desktop
sudo rpm-ostree install proton-vpn-gnome-desktop
when I got this error
error: importing RPMs: package proton-vpn-gnome-desktop-0.8.0-1.fc41.noarch cannot be verified and repo protonvpn-fedora-stable is GPG enabled: /var/cache/rpm-ostree/repomd/protonvpn-fedora-stable-41-x86_64/packages/proton-vpn-gnome-desktop-0.8.0-1.fc41.noarch.rpm could not be verified./var/cache/rpm-ostree/repomd/protonvpn-fedora-stable-41-x86_64/packages/proton-vpn-gnome-desktop-0.8.0-1.fc41.noarch.rpm: digest: SIGNATURE: NOT OK
error: importing RPMs: package proton-vpn-gnome-desktop-0.8.0-1.fc41.noarch cannot be verified and repo protonvpn-fedora-stable is GPG enabled: /var/cache/rpm-ostree/repomd/protonvpn-fedora-stable-41-x86_64/packages/proton-vpn-gnome-desktop-0.8.0-1.fc41.noarch.rpm could not be verified./var/cache/rpm-ostree/repomd/protonvpn-fedora-stable-41-x86_64/packages/proton-vpn-gnome-desktop-0.8.0-1.fc41.noarch.rpm: digest: SIGNATURE: NOT OK
I know I need to use the GPG keys in the guide, but I can't figure out how to do that. Thanks!