Add extra debug log statements

To help debugging Impostor, this commit prints a message every time a
GameData message arrives, and one more if it's an Rpc or a Data update.
Most other interesting Gamedata tags already have log statements
attached, but these two didn't as they're very frequent.

They only show up when the Debug verbosity is used, which production
servers shouldn't have enabled.

src/Impostor.Server/Net/State/Game.Data.cs

@@ -83,6 +83,8 @@ namespace Impostor.Server.Net.State
             {
                 using var reader = parent.ReadMessage();
 
+                _logger.LogTrace("Client {SenderId} sent GameData {Tag}", sender.Client.Id, reader.Tag);
+
                 switch (reader.Tag)
                 {
                     case GameDataTag.DataFlag:
@@ -90,6 +92,7 @@ namespace Impostor.Server.Net.State
                         var netId = reader.ReadPackedUInt32();
                         if (_allObjectsFast.TryGetValue(netId, out var obj))
                         {
+                            _logger.LogTrace("Received Data for {NetId}, which is of type {Type}", netId, obj.GetType().Name);
                             await obj.DeserializeAsync(sender, target, reader, false);
                         }
                         else
@@ -105,7 +108,15 @@ namespace Impostor.Server.Net.State
                         var netId = reader.ReadPackedUInt32();
                         if (_allObjectsFast.TryGetValue(netId, out var obj))
                         {
-                            if (!await obj.HandleRpcAsync(sender, target, (RpcCalls)reader.ReadByte(), reader))
+                            var call = (RpcCalls)reader.ReadByte();
+                            _logger.LogTrace(
+                                "Client {SenderId} called Rpc {Call} on NetId {CallerId} and sent it to {Target}",
+                                sender.Client.Id,
+                                call,
+                                obj.NetId,
+                                target?.Client.Id.ToString() ?? "everyone");
+
+                            if (!await obj.HandleRpcAsync(sender, target, call, reader))
                             {
                                 parent.RemoveMessage(reader);
                                 continue;