tts에.플레이하도록 수정

HMI/TestProject/tts/fMain.cs

@@ -55,6 +55,9 @@ namespace Supertonic.WinForms
                 Helper.WriteWavFile(outputPath, result.wav, _tts.SampleRate);
                 Log($"Saved: {outputPath}");
                 
+                // Play the generated WAV file immediately
+                Helper.PlayWavFile(outputPath);
+                
                 MessageBox.Show($"Synthesis completed successfully!\nSaved to: {outputPath}");
             }
             catch (Exception ex)