set -ex
zrepl_apt_key_url=https://zrepl.cschwarz.com/apt/apt-key.asc
zrepl_apt_key_dst=/usr/share/keyrings/zrepl.gpg
zrepl_apt_repo_file=/etc/apt/sources.list.d/zrepl.list

# Install dependencies for subsequent commands
sudo apt update && sudo apt install curl gnupg lsb-release

# Deploy the zrepl apt key.
curl -fsSL "$zrepl_apt_key_url" | tee | gpg --dearmor | sudo tee "$zrepl_apt_key_dst" > /dev/null

# Add the zrepl apt repo.
ARCH="$(dpkg --print-architecture)"
CODENAME="$(lsb_release -i -s | tr '[:upper:]' '[:lower:]') $(lsb_release -c -s | tr '[:upper:]' '[:lower:]')"
echo "Using Distro and Codename: $CODENAME"
echo "deb [arch=$ARCH signed-by=$zrepl_apt_key_dst] https://zrepl.cschwarz.com/apt/$CODENAME main" | sudo tee /etc/apt/sources.list.d/zrepl.list

# Update apt repos.
sudo apt update
# Install zrepl
sudo apt install zrepl