Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /home/fortebku/smtp-mail/database/migrations/2026_04_30_150000_create_ai_channel_configs_table.php:26 Stack trace: #0 {main} thrown in /home/fortebku/smtp-mail/database/migrations/2026_04_30_150000_create_ai_channel_configs_table.php on line 26