rename: update card cross-refs to attuned-resonance-* slugs

docs: B2 retrain card — 6 heads, val_loss 5.6088, sqrt-tempered action weights

retrain: B2 6-head intake on 2x H100 SXM (90k transcripts, sqrt-tempered action weights)

Update card: 8 classes, retrain metrics, label-bleed changelog

Retrain on clean 8-class schema; val_loss 3.9935

Add trained weights (476.4 MB)

Add model card

initial commit