* fix list number in readmes
* fix list number in readmes
* unify prompt config for role user and system
* update json sample file
* update documents and add test
* update readmes
* add prompt template
* format output for ChatGPTAPITranslator
* black format files
* fix: google txt loader failed
---------
Co-authored-by: yihong0618 <zouzou0208@gmail.com>
* update: refine the text of messages to the end user
* update: refine message text
* fix: lint
---------
Co-authored-by: yihong0618 <zouzou0208@gmail.com>