ALL IS WELL in 20260413 post optimization
                                                                                                                                                              
[post_opt_validation] 2026-04-13 gross=3.9969 limit=4.2000 (maxLeverage=4.00 tol=0.20)
[post_opt_validation] 2026-04-13 net=0.1133 bounds=[-0.1000,0.5000]
[post_opt_validation] 2026-04-13 turnover=0.2855 turnover_percent=7.14% limit=20.00%
[post_opt_validation] 2026-04-13 max|w|=0.0370 (no limit configured)
[post_opt_validation] PASSED all checks @ 2026-04-13.