Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /var/www/html/AllTrue_System-main/backend/database/migrations/2026_02_14_100001_add_code_to_campus_table.php:8 Stack trace: #0 {main} thrown in /var/www/html/AllTrue_System-main/backend/database/migrations/2026_02_14_100001_add_code_to_campus_table.php on line 8