fixes.1

app.py

@@ -1,6 +1,7 @@
 import gradio as gr
 import os
 from coqui_tts import run_audio_generation_v1
+import shutil
 
 def process_audio(input_text, speaker_audio, speaker_name, option_selected):
     try:
@@ -10,7 +11,10 @@ def process_audio(input_text, speaker_audio, speaker_name, option_selected):
         
         # Copy speaker audio to the required location
         speaker_audio_path = "./tmp/audio/input_src/0.wav"
-        os.rename(speaker_audio, speaker_audio_path)
+        if os.path.exists(speaker_audio):
+            shutil.copy(speaker_audio, speaker_audio_path)
+        else:
+            raise FileNotFoundError(f"Speaker audio file not found: {speaker_audio}")
         
         # Check selected option and execute corresponding function
         if option_selected == "Xtts_v2":