suluyana

！ 请不要合并 通过replicate提供的api调用llama3-70b模型，当前已能运行。 replicate没有提供history的接口，此处还需要额外处理 

## Change Summary ## Related issue number ## Checklist * [ ] The pull request title is a good summary of the changes - it will be used in the...

## Change Summary ## Related issue number ## Checklist * [ ] The pull request title is a good summary of the changes - it will be used in the...