Update app.py

app.py

@@ -45,10 +45,9 @@ async def speech_to_text(file: UploadFile = File(...)):
     return {"text": decoded_message}
 
 @app.post("/tts/")
-def text_to_speech(input_text: TextInput):
-    instance = ggwave.init()
+def text_to_speech(input_text: str):
     """Convert text to a WAV audio file using ggwave and return as response."""
-    encoded_waveform = ggwave.encode(instance, input_text.text)
+    encoded_waveform = ggwave.encode(instance, input_text)
     buffer = io.BytesIO()
     wav.write(buffer, 44100, np.frombuffer(encoded_waveform, dtype=np.uint8))
     buffer.seek(0)