Supermodels7-17 Upd Review

Data 4. Versioned datasets — snapshot training/validation/test sets with provenance. 5. Data quality tests — automated checks for schema drift, missingness, label leakage.

Governance & lifecycle 16. Model registry & metadata — catalog model artifacts, training data version, owner, and expiration. 17. Retirement policy — scheduled review cadence and clear deprecation procedure for stale models. SuperModels7-17