Debian Unattended Upgrades

I recently reinstalled Debian on my home server and wanted to make sure I have the security updates installed automatically. There is an unattended-upgrades APT package which, one would hope, sorts this out, but it doesn&rsquo;t actually enable the upgrades. What I want: all upgrades are installed automatically overnight, with a reboot if required. What it does: downloads updates for Debian…