Update README.md

Author: 1038lab

README.md

@@ -3,6 +3,7 @@
 A sophisticated ComfyUI custom node engineered for advanced image background removal and precise segmentation of objects, faces, clothing, and fashion elements. This tool leverages a diverse array of models, including RMBG-2.0, INSPYRENET, BEN, BEN2, BiRefNet, SDMatte models, SAM, SAM2 and GroundingDINO, while also incorporating a new feature for real-time background replacement and enhanced edge detection for improved accuracy.
 
 ## News & Updates
+- **2025/09/12**: Update ComfyUI-RMBG to **v2.9.1** ( [update.md](https://github.com/1038lab/ComfyUI-RMBG/blob/main/update.md#v290-20250912) )
 - **2025/08/18**: Update ComfyUI-RMBG to **v2.9.0** ( [update.md](https://github.com/1038lab/ComfyUI-RMBG/blob/main/update.md#v290-20250818) )
 ![v2 9 0](https://github.com/user-attachments/assets/de4398ab-ce3c-4c3e-af0b-d82c2a8c8481)
   - Added `SDMatte Matting` node
@@ -404,3 +405,4 @@ If this custom node helps you or you like my work, please give me ⭐ on this re
 ## License
 GPL-3.0 License
 
+