Merge pull request #2 from kth5/rewrite

Rewrite most of APB

Merge pull request #1 from kth5/2025-10-14

2025-10-14 - Switch to using GPG keys from keys/ provided with PKGBUILD instead of recv-keys

enable email notifications during user operations such as create, mod…

…ify or delete

fix architecture detection of a build during --download

minor adjustments to generalize and not just Arch Linux