{ config, lib, pkgs, ... }: { environment.persistence.main = { persistentStoragePath = "/persistent"; files = [ "/etc/machine-id" "/etc/ssh/ssh_host_ed25519_key" "/etc/ssh/ssh_host_ed25519_key.pub" "/etc/ssh/ssh_host_rsa_key" "/etc/ssh/ssh_host_rsa_key.pub" ]; directories = [ "/var/log" "/var/lib/bluetooth" "/var/lib/nixos" "/var/lib/flatpak" "/var/lib/tailscale" "/var/lib/systemd/coredump" "/etc/NetworkManager/system-connections" ]; }; }