- Deleted agent_test.go to streamline testing structure.
- Removed mcp package and its related fetch and search files to simplify the codebase.
- Enhanced context handling in jsapi_test.go and jsapi.go for better integration with JavaScript.
- Introduced no-op objects for Trace and Node to handle uninitialized states gracefully.
- Updated i18n translations to include new MCP-related labels and descriptions.
