ALL IS WELL in 20260204 post optimization
                                                                                                                                                              
[post_opt_validation] 2026-02-04 gross=3.9968 limit=4.2000 (maxLeverage=4.00 tol=0.20)
[post_opt_validation] 2026-02-04 net=0.0567 bounds=[-0.1000,0.5000]
[post_opt_validation] 2026-02-04 turnover=0.3795 turnover_percent=9.50% limit=20.00%
[post_opt_validation] 2026-02-04 max|w|=0.0359 (no limit configured)
[post_opt_validation] PASSED all checks @ 2026-02-04.