anchor.diff:        manage_network_ns_lifecycle = true
       '';
   
  -    environment.etc."cni/net.d/20-cri-o-bridge.conf".text = ''
  -      {
  -        "cniVersion": "0.3.1",
  -        "name": "crio-bridge",
  -        "type": "bridge",
  -        "bridge": "cni0",
  -        "isGateway": true,
  -        "ipMasq": true,
  -        "ipam": {
  -          "type": "host-local",
  -          "subnet": "10.88.0.0/16",
  -          "routes": [
  -              { "dst": "0.0.0.0/0" }
  -          ]
  -        }
  -      }
  -    '';
  +    environment.etc."cni/net.d/10-crio-bridge.conf".source = copyFile "${pkgs.cri-o.src}/contrib/cni/10-crio-bridge.conf";
   
       # Enable common /etc/containers configuration
       virtualisation.containers.enable = true;
  
positive.code: 
  let
    cfg = config.virtualisation.cri-o;
  in
  {
    imports = [
  
negative.code:   config = mkIf cfg.enable {
      environment.systemPackages = with pkgs;
        [ cri-o cri-tools conmon iptables runc utillinux ];
  
      environment.etc."crictl.yaml".source = copyFile "${pkgs.cri-o.src}/crictl.yaml";
  
      environment.etc."crio/crio.conf".text = ''
        [crio]
        storage_driver = "${cfg.storageDriver}"
  