```php title="PHP" content); if ($contentLength < $this->minLength) { throw new Exception( "Content too short: $contentLength < {$this->minLength} characters" ); } if ($contentLength > $this->maxLength) { throw new Exception( "Content too long: $contentLength > {$this->maxLength} characters" ); } } public function priority(): int { return 100; } } // Register the validator $validator = new ContentQualityValidator(); Kreuzberg::registerValidator($validator); echo "Content quality validator registered\n"; ```