ALL IS WELL in 20260331 post optimization
                                                                                                                                                              
[post_opt_validation] 2026-03-31 gross=3.9500 limit=4.2000 (maxLeverage=4.00 tol=0.20)
[post_opt_validation] 2026-03-31 net=0.1338 bounds=[-0.1000,0.5000]
[post_opt_validation] 2026-03-31 turnover=0.5047 turnover_percent=12.78% limit=20.00%
[post_opt_validation] 2026-03-31 max|w|=0.0377 (no limit configured)
[post_opt_validation] PASSED all checks @ 2026-03-31.