Did you know? You can write APT hook, and it will notify, you if you need to reboot Debian/Ubuntu Linux, using the DPkg::Post-Invoke. The hook will run after the "sudo apt upgrade". I have a blog post if you need to learn about it https://www.cyberciti.biz/faq/how-to-find-out-if-raspberry-pi-linux-os-needs-a-reboot/ #linux #debian #ubuntu #linuxmint #sysadmin