Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/fortebku/smtp-mail/database/migrations/2026_03_18_000002_add_contact_email_unique_constraint.php:20 Stack trace: #0 {main} thrown in /home/fortebku/smtp-mail/database/migrations/2026_03_18_000002_add_contact_email_unique_constraint.php on line 20