* [feat] completion api supports passing input token ids in either `prompt` or `prompt_token_ids`
* [fix] update comment
* [fix] fix type error
* [test] add a unittest file for serving api test
* [test] try to fix ci error
* [chore] rename test function names
* [test] try to fix ci error
* [test] try to fix ci error
* [test] add tests for qwen