Shows total, 7-day, and 24-hour counts of paid accounts based on
subscription created_at. Excludes comped accounts and avoids
double-counting accounts with multiple subscriptions.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Before, we were relying on just changing the cards_count in account, but this
could create problems where the system to calculate the next card number fails due
to the unique constraint.