sudo install -m 0755 -d /etc/apt/keyrings
sudo apt-get install -y apt-transport-https wget gpg > /dev/null

wget -qO- https://baltocdn.com/helm/signing.asc | gpg --dearmor > packages.helm.gpg
sudo install -D -o root -g root -m 644 packages.helm.gpg /etc/apt/keyrings/packages.helm.gpg
echo "deb [arch=amd64 signed-by=/etc/apt/keyrings/packages.helm.gpg] https://baltocdn.com/helm/stable/debian/ all main" | sudo tee /etc/apt/sources.list.d/helm.list > /dev/null
rm -f packages.helm.gpg

sudo apt update
sudo apt install -y helm