APPLY ORDER:
1) ISP router static route (192.168.88.0/24 via 192.168.0.2)
2) MikroTik: import mikrotik/router-cluster.rsc
3) Fedora: run fedora/apply-static.sh <LAN_IFACE>
4) Ubuntu: apply ubuntu/netplan-eth0.yaml
5) (Optional) Overlay: MikroTik wireguard.rsc OR Fedora overlays/wg0-fedora.conf