Update app.py

app.py

@@ -49,10 +49,10 @@ def process_audio_overlay(task_id, audio_url1, audio_url2):
             f.write(response2.content)
 
         # 执行音频合并操作
-        audio = audio_overlay("/tmp/" + audio_filename1, "/tmp/" + audio_filename2, os.path.join("/tmp", os.path.join("/tmp", audio_filename1 + "_with_" + audio_filename2 + "_overlayed.mp3")))
+        audio = audio_overlay("/tmp/" + audio_filename1, "/tmp/" + audio_filename2, os.path.join("/tmp", audio_filename1 + "_with_" + audio_filename2 + "_overlayed.mp3"))
 
         # 提供文件的永久直链
-        result_audio_url = "/download/" + os.path.join("/tmp", os.path.join("/tmp", audio_filename1 + "_with_" + audio_filename2 + "_overlayed.mp3"))
+        result_audio_url = "/download/" + audio_filename1 + "_with_" + audio_filename2 + "_overlayed.mp3"
 
         # 更新任务状态
         tasks[task_id] = {