[Feature] Support Fine-tuning

[joshuayao]

GenAIStudio can support creating/maintaining/deploying the fine-tuning pipelines for instruction tuning and rerank tuning.

[CICD-at-OPEA]

This issue is stale because it has been open 30 days with no activity. Remove stale label or comment or this will be closed in 7 days.

[CICD-at-OPEA]

This issue was closed because it has been stalled for 7 days with no activity.

[siawchen]

Work in progress