[management] network map from nmap data type (#6919)

Signed-off-by: Dmitri Dolguikh <dmitri.external@netbird.io>
Co-authored-by: Dmitri Dolguikh <dmitri.external@netbird.io>

shared/management/networkmap/nmdata/nameserver.go

@@ -0,0 +1,24 @@
+package nmdata
+
+import "net/netip"
+
+// NameServerGroup is the slim twin of dns.NameServerGroup.
+type NameServerGroup struct {
+	ID                   string
+	PublicID             string
+	Name                 string
+	Description          string
+	NameServers          []NameServer
+	Groups               []string
+	Primary              bool
+	Domains              []string
+	Enabled              bool
+	SearchDomainsEnabled bool
+}
+
+// NameServer is the slim twin of dns.NameServer.
+type NameServer struct {
+	IP     netip.Addr
+	NSType int
+	Port   int
+}