microvswind

Results 5 issues of microvswind

**Describe the bug** Place play video operator on homecanvas and T3 3.51 standalone crashed. same result on any dev version i have tried or built.. same result in Standalone or...

![Image](https://github.com/user-attachments/assets/1bde9244-fe48-4dfb-afb2-25c475b07527) ![Image](https://github.com/user-attachments/assets/58582aaa-b0b5-455b-93e1-ffc0ce71748b) unet and clip are all gguf q4 version,still got size mismatch error,how to fix thix ?

能不能添加背景模型/图片

![Image](https://github.com/user-attachments/assets/ae013ad4-cfc8-4c8f-8380-d3b0e08c2eb8) the header and footer are not in mid in verticle in lasted version i checked wiki,header and footer are in mid in verticle