Update to Alpine 3.20, anemos-initramfs 3.19
anemos.conf: change to stable release tarballs
Remove obsolete SPF entries
Prepare test of anemos inventory support
Make IMGBUILD work with format=raw
Now one can build a raw disk image that successfully boots in a VM.
This provides much better means for testing.
Run chrony for NTP synchronization
Switch to secret-based passwords
A new feature of makeimg 0.12.
Add files forgotten in previous commit
Act as mirror for bitfehler pacman repository
Clone bitfehler pacman repository
Write proper /etc/hosts file
Implement DNS UPDATE infrastructure
No need for the anemos repo or key