{ config, ... }: let inherit (config.lib.topology) mkConnection ; in { topology.self = { hardware.info = "Raspberry Pi 4B"; interfaces = { tailscale0 = { type = "wireguard"; network = "tailscale"; }; enp1s0 = { type = "ethernet"; network = "home"; physicalConnections = [ (mkConnection "cassoulet" "eth1") ]; }; }; }; }