Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /var/www/html/AllTrue_System-main/backend/database/migrations/2026_02_07_000015_add_remaining_sessions_to_student_class_table.php:7 Stack trace: #0 {main} thrown in /var/www/html/AllTrue_System-main/backend/database/migrations/2026_02_07_000015_add_remaining_sessions_to_student_class_table.php on line 7