- Introduce the BarracksScreen component to manage the player roster, allowing for unit selection, healing, and dismissal.
- Update GameStateManager to support roster persistence and integrate with the new BarracksScreen for seamless data handling.
- Enhance UI components for improved user experience, including dynamic filtering and sorting of units.
- Implement detailed unit information display and actions for healing and dismissing units.
- Add comprehensive tests for the BarracksScreen to validate functionality and integration with the overall game architecture.
