add openmodelica

services/virtual.nix

@@ -17,6 +17,28 @@
     lxc.enable = true;
   };
 
+  users.users.root.subUidRanges = [
+    {
+      startUid = 1000;
+      count = 1;
+    }
+    {
+      startUid = 1000000;
+      count = 65536;
+    }
+  ];
+
+  users.users.root.subGidRanges = [
+    {
+      startGid = 1000;
+      count = 1;
+    }
+    {
+      startGid = 1000000;
+      count = 65536;
+    }
+  ];
+
   programs.virt-manager.enable = true;
   virtualisation.virtualbox.host.enable = true;
 }