fix(historian-sidecar): cancel SocketException guard + version-reject log + TLS test (review)

src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.Historian.Wonderware/Ipc/TcpFrameServer.cs

@@ -69,6 +69,7 @@ public sealed class TcpFrameServer : IDisposable
         try { client = await _listener!.AcceptTcpClientAsync().ConfigureAwait(false); }
         catch (ObjectDisposedException) when (linked.Token.IsCancellationRequested) { throw new OperationCanceledException(linked.Token); }
         catch (InvalidOperationException) when (linked.Token.IsCancellationRequested) { throw new OperationCanceledException(linked.Token); }
+        catch (SocketException) when (linked.Token.IsCancellationRequested) { throw new OperationCanceledException(linked.Token); }
 
         using (client)
         {
@@ -107,6 +108,7 @@ public sealed class TcpFrameServer : IDisposable
                     await writer.WriteAsync(MessageKind.HelloAck,
                         new HelloAck { Accepted = false, RejectReason = $"major-version-mismatch-peer={hello.ProtocolMajor}-server={Hello.CurrentMajor}" },
                         linked.Token).ConfigureAwait(false);
+                    _logger.Warning("Sidecar TCP Hello rejected: major mismatch peer={Peer} server={Server}", hello.ProtocolMajor, Hello.CurrentMajor);
                     return;
                 }
                 await writer.WriteAsync(MessageKind.HelloAck,