ALL IS WELL in 20260211 post optimization
                                                                                                                                                              
[post_opt_validation] 2026-02-11 gross=3.9973 limit=4.2000 (maxLeverage=4.00 tol=0.20)
[post_opt_validation] 2026-02-11 net=0.0497 bounds=[-0.1000,0.5000]
[post_opt_validation] 2026-02-11 turnover=0.1800 turnover_percent=4.50% limit=20.00%
[post_opt_validation] 2026-02-11 max|w|=0.0345 (no limit configured)
[post_opt_validation] PASSED all checks @ 2026-02-11.