feat: NetworkName (#4045)

Author: miwarnec

Assets/Mirror/Components/NetworkName.cs

@@ -0,0 +1,19 @@
+// sync a GameObject's name over the network.
+// useful for debugging (same name on server and client),
+// loading configurations per-character, healthbars, etc.
+using UnityEngine;
+
+namespace Mirror
+{
+    [DisallowMultipleComponent]
+    public class NetworkName : NetworkBehaviour
+    {
+        // server-side serialization
+        public override void OnSerialize(NetworkWriter writer, bool initialState) =>
+            writer.WriteString(name);
+
+        // client-side deserialization
+        public override void OnDeserialize(NetworkReader reader, bool initialState) =>
+            name = reader.ReadString();
+    }
+}