Fatal error: Uncaught Error: Class "Illuminate\Mail\Mailable" not found in /home/cacart/techapp.cacart.ca/backend/app/Mail/InventoryStockAlertMail.php:17 Stack trace: #0 {main} thrown in /home/cacart/techapp.cacart.ca/backend/app/Mail/InventoryStockAlertMail.php on line 17