Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in C:\xampp\htdocs\database\migrations\2023_09_09_030403_add_item_id_index_to_items_table.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\database\migrations\2023_09_09_030403_add_item_id_index_to_items_table.php on line 7