DPkg::Pre-Install-Pkgs {
    "while read -r pkg; do case $pkg in *proxmox-widget-toolkit*) touch /tmp/.proxmox-no-popup && exit 0; esac done < /dev/stdin";
};
DPkg::Post-Invoke {
    "[ -f /tmp/.proxmox-no-popup ] && { /usr/share/proxmox-no-popup/hook.sh; rm -f /tmp/.proxmox-no-popup; }; exit 0";
};