Is it safe to backup the entire /etc/pihole directory and restore it on a fresh Pi install?

[CallMeCurious]

This recent article discusses this a lttle. I've not done this but it seems the answer is yes.

Manual backup vs Teleporter?

I need to replace storage on my Raspberry Pi and my question is if it's enough to use Teleporter backup/restore or if I manually need to backup/copy files to have as identical setup as current as possible? System: Raspberry Pi 4, Raspberry Pi OS, Bookworm (lite) Core vDev (development-v6, 448b1f4d) FTL vDev (development-v6, db32e4da) Web interface vDev (development-v6, 78f59dda)