Update requirements.txt

requirements.txt

@@ -1,5 +1,7 @@
-gradio>=3.50
-rembg>=2.0
-pillow>=10.0
-numpy>=1.26
-onnxruntime>=1.16  # Critical addition
+rembg>=2.0.50
+scikit-image>=0.21.0  # For advanced edge refinement
+opencv-python-headless>=4.8.0  # Lightweight CV
+gradio>=4.0.0
+pillow>=10.0.0
+numpy>=1.26.0
+onnxruntime>=1.16.0