Set correct interface name for beefy.

common/cluster-member.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ pkgs, lib, config, ... }:
 {
   # Cluster node configuration
   # Extends minimal-node with cluster-specific services (Consul, GlusterFS, CIFS, NFS)
@@ -11,7 +11,14 @@
     ./nfs-services-client.nix  # New: NFS client for /data/services
   ];
 
-  # Wait for eno1 to be routable before considering network online
-  # (hosts with different primary interfaces should override this)
-  systemd.network.wait-online.extraArgs = [ "--interface=eno1:routable" ];
+  options.networking.cluster.primaryInterface = lib.mkOption {
+    type = lib.types.str;
+    default = "eno1";
+    description = "Primary network interface for cluster communication (Consul, NFS, etc.)";
+  };
+
+  config = {
+    # Wait for primary interface to be routable before considering network online
+    systemd.network.wait-online.extraArgs = [ "--interface=${config.networking.cluster.primaryInterface}:routable" ];
+  };
 }

common/consul.nix

@@ -13,7 +13,7 @@ in
     services.consul = {
       enable = true;
       webUi = true;
-      interface.advertise = "eno1";
+      interface.advertise = config.networking.cluster.primaryInterface;
       extraConfig = {
         client_addr = "0.0.0.0";
         datacenter = "alo";