runtime error

Exit code: 1. Reason: [notice] A new release of pip is available: 26.1.2 -> 26.2.1 [notice] To update, run: pip install --upgrade pip 2026-08-20 16:19:16.678872195 [W:onnxruntime:Default, device_discovery.cc:164 DiscoverDevicesForPlatform] GPU device discovery failed: device_discovery.cc:89 ReadFileContents Failed to open file: "/sys/class/drm/card0/device/vendor" [WARN] flash_attn not available, using torch/naive implementation Traceback (most recent call last): File "/home/user/app/app.py", line 26, in <module> from flow.model import Model File "/home/user/app/flow/model.py", line 26, in <module> from vae.model import Model as VAE File "/home/user/app/vae/model.py", line 22, in <module> from vae.utils import ( File "/home/user/app/vae/utils.py", line 20, in <module> from kiui.mesh_utils import clean_mesh, decimate_mesh File "/usr/local/lib/python3.10/site-packages/kiui/mesh_utils.py", line 5, in <module> from kiui.op import safe_normalize File "/usr/local/lib/python3.10/site-packages/kiui/op.py", line 8, in <module> def dot(x: Union[Tensor, ndarray], y: Union[Tensor, ndarray]) -> Union[Tensor, ndarray]: NameError: name 'Union' is not defined

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