nfsroot: adopt new deployment options

hosts/containers/nfsroot/default.nix

@@ -11,30 +11,12 @@ in {
   microvm = {
     hypervisor = "cloud-hypervisor";
     mem = 2048;
-
+  };
-    shares = [ {
+  c3d2.deployment = {
-      source = "/nix/store";
+    server = "server10";
-      mountPoint = "/nix/.ro-store";
+    mounts = [ "etc" "home" "var"];
-      tag = "store";
-      proto = "virtiofs";
-      socket = "store.socket";
-    } ] ++ map (dir: {
-      source = "/var/lib/microvms/${config.networking.hostName}/${dir}";
-      mountPoint = "/${dir}";
-      tag = builtins.baseNameOf dir;
-      proto = "virtiofs";
-      socket = "${builtins.baseNameOf dir}.socket";
-    }) [ "etc" "home" "var" ];
-
-    volumes = map (export: {
-      mountPoint = "/${export}";
-      image = "/dev/zvol/server10/vm/nfsroot/${builtins.baseNameOf export}";
-      autoCreate = false;
-    }) nfsExports;
-
     interfaces = [ {
-      type = "tap";
+      net = "serv";
-      id = "nfsroot";
       mac = "00:de:fa:c8:28:9c";
     } ];
   };