Add ONNX graphs: KvasirSEG.onnx, KvasirSEG.onnx.config.json, KvasirSEG.onnx.provenance.json (tools/hf_onnx_export.py)

KvasirSEG.onnx

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+version https://git-lfs.github.com/spec/v1
+oid sha256:1fea5914c768685c5f1e0e1ea9e6b6489fc5f7218d47a166454721d56d0b687b
+size 90205395

KvasirSEG.onnx.config.json

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+{
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+  "model": {
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+    "args": {
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+    "threshold": 0.5
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+}

KvasirSEG.onnx.provenance.json

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+{
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+  "source": {
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+    "sha256": "bc79c658bc97721f06fcadcd75bce0bcd1308d01d6d16c8561837ecf3e806d88",
+    "reference": "KvasirSEG.pth",
+    "model": "MSRFNet",
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+    "file": "KvasirSEG.onnx",
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+    "onnx": "1.22.0",
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+  "exported_at": "2026-09-09T23:20:24+00:00",
+  "release": {
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+    "tool": "tools/hf_onnx_export.py",
+    "stamped_at": "2026-09-09T23:22:11+00:00"
+  }
+}