Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /opt/lampp/htdocs/msjklinik/database/migrations/2026_01_08_080722_add_column_observasi_to_mst_karyawan.php:7 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/msjklinik/database/migrations/2026_01_08_080722_add_column_observasi_to_mst_karyawan.php on line 7