[Community Support] Integrating visual generative foundation models in diffusers

### Model/Pipeline/Scheduler description Source code: https://github.com/Bili-Sakura/Visual-Generative-Foundation-Model-Collection ### Open source status - [x] The model implementation is available. - [x] The model weights are available (Only relevant if addition is not a scheduler). ### Provide useful links for the implementation Diffusers style ckpt: https://github.com/Bili-Sakura/Visual-Generative-Foundation-Model-Collection > It goes on a long list, I fail to mention all the original authors. You can find the source repo with their author at https://github.com/Bili-Sakura/Visual-Generative-Foundation-Model-Collection#imagenet-256. <img width="651" height="975" alt="Image" src="https://github.com/user-attachments/assets/91e9dd64-7c5b-410a-bf7e-2fd1a925e930" /> @sayakpaul @yiyixuxu