pub fn validate_stacking_oof_refit_contract(
producer_node: &NodeId,
blocks: &[&PredictionBlock],
fold_set: &FoldSet,
contract: &StackingOofRefitContract,
) -> Result<StackingOofRefitDecision, DagMlError>pub fn validate_stacking_oof_refit_contract(
producer_node: &NodeId,
blocks: &[&PredictionBlock],
fold_set: &FoldSet,
contract: &StackingOofRefitContract,
) -> Result<StackingOofRefitDecision, DagMlError>