changed type to base64. not decode

app.py

@@ -17,15 +17,14 @@ async def process_audio_stream(audio_path, max_tokens):
         with open(audio_path, 'rb') as f:
             audio_bytes = f.read()
             base64_bytes = base64.b64encode(audio_bytes)
-            # Convert to string for writing to text file
-            base64_string = base64_bytes.decode('utf-8')
+            # Keep as bytes - don't decode to string
             
-            print(base64_string)
+            print(base64_bytes)  # For debugging
             
         # Connect to WebSocket
         async with websockets.connect('ws://nexa-omni.nexa4ai.com/ws/process-audio/') as websocket:
-            # Send binary base64 audio data
-            await websocket.send(base64_string)  # Send as raw bytes
+            # Send binary base64 audio data as bytes
+            await websocket.send(base64_bytes)  # Send the raw base64 bytes
             
             # Send parameters as JSON string
             await websocket.send(json.dumps({