sudo install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://get.opentofu.org/opentofu.gpg | sudo tee /etc/apt/keyrings/opentofu.gpg >/dev/null
curl -fsSL https://packages.opentofu.org/opentofu/tofu/gpgkey | sudo gpg --no-tty --batch --dearmor -o /etc/apt/keyrings/opentofu-repo.gpg >/dev/null
sudo chmod a+r /etc/apt/keyrings/opentofu.gpg /etc/apt/keyrings/opentofu-repo.gpg