'boolean', 'whitelist' => 'array', 'date_formats' => 'array', ]; public static function instance(): self { return static::query()->first() ?? static::create([ 'file_name_pattern' => config('documents.file_name_pattern'), 'date_format' => config('documents.date_format'), 'unresolved_policy' => config('documents.unresolved_policy'), 'preview_enabled' => config('documents.preview.enabled', true), 'whitelist' => config('documents.whitelist'), 'date_formats' => [], ]); } }