ALL IS WELL in 20260422 post optimization
                                                                                                                                                              
[post_opt_validation] 2026-04-22 gross=3.9957 limit=4.2000 (maxLeverage=4.00 tol=0.20)
[post_opt_validation] 2026-04-22 net=0.0876 bounds=[-0.1000,0.5000]
[post_opt_validation] 2026-04-22 turnover=0.2170 turnover_percent=5.43% limit=20.00%
[post_opt_validation] 2026-04-22 max|w|=0.0376 (no limit configured)
[post_opt_validation] PASSED all checks @ 2026-04-22.