- Add session-based user data persistence using Electron partitions
- Implement multi-tab support with tab management operations
- Add new tools: create_tab, list_tabs, close_tab, switch_tab
- Update existing tools (open, execute, fetch, reset) to support tabId parameter
- Refactor controller to manage sessions with multiple tabs
- Add comprehensive documentation in README.md
- Add TypeScript interfaces for SessionInfo and TabInfo
BREAKING CHANGE: Controller now manages sessions with tabs instead of single windows per session
