some work

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 = [ ];
+    };
+  };
+}