- Refactored the SearchAPI interface to replace the Parallel method with All, Any, and Race methods, inspired by JavaScript Promise patterns.
- Updated the Searcher struct to implement these new parallel search methods, improving flexibility and performance in executing multiple searches.
- Revised the JSAPI implementation to support the new parallel search methods, ensuring consistency across the API.
- Enhanced documentation in DESIGN.md to detail the new parallel search functionalities and provide usage examples, clarifying their behavior and expected outcomes.
