Improve model card metadata and links (#1)

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Upload raw inputs for TCGA-BLCA

Upload Reactome and Hallmark reference data

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Upload 5 fold checkpoints for TCGA-BLCA (from pp_BLCA_20260216_135917)

Upload preprocessed data for TCGA-BLCA

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Upload curated pathways: pathways_base_d5_g3-200_j100.pkl

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initial commit