ALL IS WELL in 20260507 post optimization
                                                                                                                                                              
[post_opt_validation] 2026-05-07 gross=3.9964 limit=4.2000 (maxLeverage=4.00 tol=0.20)
[post_opt_validation] 2026-05-07 net=0.0674 bounds=[-0.1000,0.5000]
[post_opt_validation] 2026-05-07 turnover=0.2518 turnover_percent=6.30% limit=20.00%
[post_opt_validation] 2026-05-07 max|w|=0.0360 (no limit configured)
[post_opt_validation] PASSED all checks @ 2026-05-07.