Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in D:\laragon\www\placeo\database\migrations\2026_06_11_000012_create_chat_tables.php:7 Stack trace: #0 {main} thrown in D:\laragon\www\placeo\database\migrations\2026_06_11_000012_create_chat_tables.php on line 7