ALL IS WELL in 20260410 post optimization
                                                                                                                                                              
[post_opt_validation] 2026-04-10 gross=3.9964 limit=4.2000 (maxLeverage=4.00 tol=0.20)
[post_opt_validation] 2026-04-10 net=0.0929 bounds=[-0.1000,0.5000]
[post_opt_validation] 2026-04-10 turnover=0.1927 turnover_percent=4.82% limit=20.00%
[post_opt_validation] 2026-04-10 max|w|=0.0372 (no limit configured)
[post_opt_validation] PASSED all checks @ 2026-04-10.