[wip] feat: support lora in qwen image and training script (#12056)
* feat: support lora in qwen image and training script
* up
* up
* up
* up
* up
* up
* add lora tests
* fix
* add tests
* fix
* reviewer feedback
* up[
* Apply suggestions from code review
Co-authored-by: Aryan <aryan@huggingface.co>
---------
Co-authored-by: Aryan <aryan@huggingface.co>