v8 model card: 716K params, 104 features, 166K corpus, cross-signal fusion, temperature calibration, DMARC limitation noted

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Final model card: full install guide, usage, features, limitations, troubleshooting

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Final model card: full install guide, usage, features, limitations, troubleshooting

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Add requirements.txt to Hub repo

Final model card: full install guide, usage, features, limitations, troubleshooting

Update model card — v7: 85 features, 254K params, F1 0.950, 6-dataset

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Expand tags, add widget examples, add metrics block

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Upload calibrated thresholds

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initial commit