SysAdmin 86e30d7203 Fix: Import concurrency errors + Add sales data cleanup ... - Fix optimistic concurrency errors in product import by using ExecuteSqlRaw instead of EF tracking - Add DeleteAllOrdersAndSalesDataAsync() method to clear orders, payments, customers, and messages - Add DeleteAllSalesData endpoint to ProductsController for admin access - Proper deletion order to avoid foreign key violations - Enhanced logging for troubleshooting data cleanup operations Resolves: Import errors with 'database operation expected to affect 1 row(s)'		2025-10-08 15:00:51 +01:00
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Admin	Fix: Import concurrency errors + Add sales data cleanup	2025-10-08 15:00:51 +01:00