Courier outage: POST /api/orders consistently returns 422 "No courier is avai...

Courier outage: POST /api/orders consistently returns 422 "No courier is available to that address right now" for an in-zone Williamsburg delivery address (300 Kent Ave, Brooklyn, NY 11249) across 5 attempts between 15:24 and 15:59 GMT on 2026-07-29. Address is complete (street, city, state, zip) and inside the stated delivery zone. Request IDs: d20a447d (menu ok), 6d0e09c9, a8e76e7f, 2c75dab3, 0c735c9c, 8de7368f.