Update app.py

app.py

@@ -29,6 +29,8 @@ def audio_postprocess(self, y):
     if y is None:
         return None
 
+    self.temp_dir = "./"
+    
     if gr_utils.validate_url(y):
         file = gr_processing_utils.download_to_file(y, dir=self.temp_dir)
     elif isinstance(y, tuple):