More fixes

Protocol.cs

@@ -423,6 +423,16 @@ public class CreateLobby : Message
     public double PlayAreaRadius { get; set; } = 500; // metry
     public int ImpostorCount { get; set; } = 1;
     public int TaskCount { get; set; } = 5;
+    /// <summary>
+    /// Optional. If present, server uses this as the host's display name
+    /// (and updates the connection's stored DisplayName so subsequent
+    /// operations also use it). Client sends the live value from the
+    /// nickname input field, which avoids the ClientHello-time staleness:
+    /// the original ClientHello fired at TCP connection (long before the
+    /// user typed anything), so the server would otherwise see the prefab
+    /// default ("Hrac") for users who type their name and immediately host.
+    /// </summary>
+    public string? DisplayName { get; set; }
 }
 
 public class CreateLobbyResponse : Message
@@ -440,6 +450,12 @@ public class JoinLobby : Message
     public override string Type => "JoinLobby";
     public required string JoinCode { get; set; }
     public string? Password { get; set; }
+    /// <summary>
+    /// Optional. If present, server uses this as the joiner's display name
+    /// instead of the ClientHello-time value. See CreateLobby.DisplayName
+    /// for the rationale (input-field commit race vs handshake-time name).
+    /// </summary>
+    public string? DisplayName { get; set; }
 }
 
 public class JoinLobbyResponse : Message