Welfare settings: due_day=15, penalty_amount=50.00, grace_days=30

=== Fixing due dates ===
Update: 2026-10 due_date=2026-10-15 => 2026-10-15
Update: 2026-8 due_date=2026-08-15 => 2026-08-15
Update: 2026-9 due_date=2026-09-15 => 2026-09-15

=== Updated contributions ===
{"id":"b49961b3-e859-4119-a17d-67cc8f6ebe64","member_id":"11111111-1111-1111-1111-111111111111","amount":"0.00","month":10,"year":2026,"due_date":"2026-10-15","paid_date":null,"status":"partial","payment_id":null,"stk_checkout_request_id":null,"payment_ref":"RECON-STK2609080720458078","created_at":"2026-09-08 07:25:56.000","updated_at":"2026-09-08 08:55:26.000"}
{"id":"d34e27a4-e467-45ff-a8f6-15fc34fc6e47","member_id":"11111111-1111-1111-1111-111111111111","amount":"55.00","month":8,"year":2026,"due_date":"2026-08-15","paid_date":null,"status":"partial","payment_id":"f991d8bd-9568-45f3-8fba-79ff46a46415","stk_checkout_request_id":"ws_CO_d81e62777a88c7154b3c5740","payment_ref":"CB0279523","created_at":"2026-08-31 09:53:11.000","updated_at":"2026-09-12 15:17:50.000"}
{"id":"eacf454a-f059-442d-8c43-ff12baa7fbf2","member_id":"11111111-1111-1111-1111-111111111111","amount":"10.00","month":9,"year":2026,"due_date":"2026-09-15","paid_date":null,"status":"partial","payment_id":"56c2e2ab-0b0f-4d96-91b7-a08690b61edd","stk_checkout_request_id":"ws_CO_75148191b7ff6e2d50f2691b","payment_ref":"CB0016512","created_at":"2026-09-01 05:21:25.000","updated_at":"2026-09-21 02:00:19.000"}