some work

hosts/minime/default.nix

@@ -3,7 +3,7 @@
   imports = [
     ./configuration.nix
     ./hardware-configuration.nix
-    ./networking.nix
+    ./networking
     ./secrets.nix
     ./zfs.nix
   ];

hosts/minime/networking/default.nix

@@ -0,0 +1,24 @@
+{ ... }: {
+  imports = [
+    ./uplink.nix
+    ./uvm.nix
+  ];
+
+  networking.hostName = "minime"; # Define your hostname.
+  networking.useNetworkd = true;
+  networking.firewall.enable = true;
+
+  services.resolved = {
+    enable = true;
+    dnssec = "false";
+    fallbackDns = [
+      "9.9.9.9"
+      "2620:fe::fe"
+      "149.112.112.112"
+      "2620:fe::9"
+    ];
+  };
+
+  systemd.network.enable = true;
+
+}

hosts/minime/networking/uvm.nix

@@ -0,0 +1,19 @@
+{ ... }: {
+  systemd.network = {
+    netdevs."10-uvm-br" = {
+      netdevConfig = {
+        Kind = bridge;
+        Name = "uvm-br";
+      };
+    };
+
+    networks."10-uvm-br" = {
+      matchConfig.Name = "uvm-br";
+      networkConfig = {
+        DHCPServer = false;
+        IPv6SendRA = true;
+      };
+      Address = [ ];
+    };
+  };
+}