- Add brand promotional history endpoint (GET /api/analytics/v2/brand/:name/promotions)
- Tracks when products go on special, duration, discounts, quantity sold estimates
- Aggregates by category with frequency metrics (weekly/monthly)
- Add quantity changes endpoint (GET /api/analytics/v2/store/:id/quantity-changes)
- Filter by direction (increase/decrease/all) for sales vs restock estimation
- Fix canonical-upsert to populate stock_quantity and total_quantity_available
- Add API key edit functionality in admin UI
- Edit allowed domains and IPs
- Display domains in list view
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Co-Authored-By: Claude <noreply@anthropic.com>
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