Caching Linux Package Repositories

Today I&rsquo;m setting up a simple nginx proxy, so I can store updates used by my many Linux systems. Most of them run a derivative of Debian, so this guide focuses mostly on caching apt repositories (Debian, Ubuntu, Proxmox, and more), but the same approach should work with any distro. Install nginx I&rsquo;m using a Debian 12 (Bookworm) unprivilaged LXC container, but this is basic nginx which…