Release v1.2.0

- **DessMonitor CLI Tool** for device analysis and development
- **Device Support Architecture** with extensible DevCode system
- **Docker Development Environment** for testing
- **Enhanced Documentation** with contributor workflow

- **API Version Update** to 1.1.0 for improved compatibility
- **Integration Architecture** now supports device-specific transformations
- **Sensor Creation** enhanced with DevCode-based mappings

- **Code Quality** improvements with resolved linting issues
- **Import Optimization** removed unused imports