0408fc41a2
Two failing e2e pins (skip-on-no-data, GER40 archive present here): - reproduce_real_sweep_family_re_derives_bit_identically: a --real sweep family must reproduce N/N bit-identically; currently 0/N DIVERGED because reproduce_family re-runs members over DataSource::Synthetic. - reproduce_real_walkforward_family_does_not_panic: a --real WalkForward family must yield a verdict or a clean refusal; currently panics at the empty-OOS-window expect (main.rs:1123) for the same reason. refs #229