Today: 2026-01-20
Customer 1: dueDay=1, dueDate=2026-02-01, trigger=2026-01-18, inWindow=YES
Customer 1: invoice already exists for 2026-2, skipping
Customer 2: dueDay=1, dueDate=2026-02-01, trigger=2026-01-18, inWindow=YES
Customer 2: invoice already exists for 2026-2, skipping
Customer 8: dueDay=1, dueDate=2026-02-01, trigger=2026-01-18, inWindow=YES
Customer 8: invoice already exists for 2026-2, skipping
Done. Generated=0 Skipped=3