Enable sshd for vbox host

hosts/default.nix

@@ -3,6 +3,10 @@
 in {
   vboxnix = lib.nixosSystem {
     system = "x86_64-linux";
-    modules = [ ../system ./vbox_nix ];
+    modules = [ 
+      ../system
+      ./vbox_nix
+      ../modules/services/ssh.nix
+    ];
   };
 }

modules/services/ssh.nix

@@ -0,0 +1,10 @@
+{...}: {
+  services.openssh = {
+    enable = true;
+    settings = {
+      PermitRootLogin = "prohibit-password";
+      PasswordAuthentication = false;
+      X11Forwarding = false;
+    };
+  };
+}