Netboot Alpine with iPXE
LBU backups allows restoring to previous state but lack commented history.
If you have plenty of available RAM and storage, add the online docs.
For many users vi (the default editor for Alpine) is difficult and confusing to use.
vi
Etckeeper is even better stored in an off-system private repository.
Using rest-server as repository for restic-based backups, on Alpine Linux
rest-server
restic