ALL IS WELL in 20260116 post optimization
                                                                                                                                                              
[post_opt_validation] 2026-01-16 gross=3.9958 limit=4.2000 (maxLeverage=4.00 tol=0.20)
[post_opt_validation] 2026-01-16 net=0.0310 bounds=[-0.1000,0.5000]
[post_opt_validation] 2026-01-16 turnover=0.4222 turnover_percent=10.57% limit=20.00%
[post_opt_validation] 2026-01-16 max|w|=0.0368 (no limit configured)
[post_opt_validation] PASSED all checks @ 2026-01-16.