liangel-02

**Summary** Previously, our safetensors implementation for tensor subclasses didn't consider the possibility of different tensor attributes for one instance of a tensor subclass (ie `qdata` or `scale` for `Float8Tensor`) being...

modify save list for varlen attn

1

adding varlen attention ops to ac save list

update release scripts to use safetensors

1

**Summary** as title **Tests** ``` python quantize_and_upload.py --model_id=Qwen/Qwen3-8B --quant=FP8 --push_to_hub --push_to_user_id=liangel ./eval.sh --eval_type all --model_ids liangel/Qwen3-8B-FP8 ``` https://huggingface.co/liangel/Qwen3-8B-FP8 ``` python quantize_and_upload.py --model_id=Qwen/Qwen3-8B --quant=INT4 --push_to_hub --push_to_user_id=liangel ./eval.sh --eval_type all --model_ids liangel/Qwen3-8B-INT4...