https://github.com/danielgatis/rembg/releases/download/v0.0.0/u2net.onnx
https://github.com/danielgatis/rembg/releases/download/v0.0.0/u2net_human_seg.onnx
https://github.com/danielgatis/rembg/releases/download/v0.0.0/u2net_cloth_seg.onnx