Update app.py

app.py

@@ -129,7 +129,7 @@ def generate_zip(metadata_state, audio_path, zip_name):
     if os.path.exists(zip_path):
         os.remove(zip_path)
     
-    metadata_csv_path = os.path.join(TEMP_DIR, "metadata.csv")
+    metadata_csv_path = os.path.join(TEMP_DIR, f"{zip_name}_metadata.csv")
 
     # Assurer que les ID et fichiers audio correspondent
     metadata_state["ID"] = [f"{zip_name}_seg_{i+1:02d}" for i in range(len(metadata_state))]