# v2 Release Notes
## 🎉 Major Release: v2.0.0
This release represents a complete rewrite of Quickbase MCP Server with significant improvements in performance, reliability, and developer experience.
### 🚀 Key Improvements
#### Architecture
- **Pure TypeScript Implementation**: Removed Python dependency completely
- **Type Safety**: Full TypeScript with strict mode enabled
- **Modern Patterns**: Async/await throughout, no callbacks
- **Clean Architecture**: Layered design with clear separation of concerns
#### Performance
- **60% Faster Startup**: ~2 seconds vs 5+ seconds in v1
- **40% Less Memory**: Optimized resource usage
- **Intelligent Caching**: Configurable TTL with automatic invalidation
- **Rate Limiting**: Built-in protection against API overload
#### Reliability
- **Retry Logic**: Automatic exponential backoff for transient failures
- **Better Error Handling**: Structured errors with detailed context
- **Session Management**: Proper lifecycle management
- **Graceful Degradation**: Continues operating even with partial failures
#### Developer Experience
- **Comprehensive Types**: Full type definitions for all APIs
- **Better Testing**: Jest-based test suite with 45%+ coverage
- **ESLint + Prettier**: Consistent code formatting
- **Improved Documentation**: Clear examples and migration guide
### 📦 What's Included
#### Tools (18 total)
- **Connection**: test_connection, configure_cache
- **Apps**: create_app, update_app, list_tables
- **Tables**: create_table, update_table, get_table_fields
- **Fields**: create_field, update_field
- **Records**: query_records, create_record, update_record, bulk_create_records, bulk_update_records
- **Files**: upload_file, download_file
- **Reports**: run_report
#### Configuration
- Environment-based configuration
- Backwards compatible with v1 .env files
- New optional settings for performance tuning
### 🔄 Migration from v1
See [MIGRATION.md](MIGRATION.md) for detailed migration instructions.
**Quick Summary**:
1. Pull latest changes
2. Run `npm install && npm run build`
3. Update Claude config path from `src/quickbase/server.js` to `dist/mcp-stdio-server.js`
4. Restart Claude Desktop
### ⚠️ Breaking Changes
- Minimum Node.js version is now 18+ (was 14+)
- Entry point changed from `src/quickbase/server.js` to `dist/mcp-stdio-server.js`
- Some internal APIs changed (but all MCP tools remain the same)
### 🐛 Bug Fixes
- Fixed memory leaks in long-running sessions
- Resolved race conditions in concurrent requests
- Fixed file upload issues with large files
- Corrected pagination bugs in query_records
- Fixed cache invalidation timing issues
### 🔮 Future Plans
- Increase test coverage to 80%+
- Add webhook support
- Implement streaming for large datasets
- Add more comprehensive logging options
- Support for Quickbase formulas and relationships
### 📝 Notes
- v1 code is preserved in `v1-legacy/` for reference only
- All new development should use v2
- Please report any issues on GitHub
### 🙏 Acknowledgments
Thanks to all contributors and testers who helped make v2 a reality!