- Replaced vertical separators with standard separators in the EditorManager's menu bar for consistency.
- Introduced a new room selection callback mechanism in DungeonRoomSelector to facilitate room selection events.
- Enhanced DungeonEditor with drag-and-select functionality for object placement, improving user interaction.
- Added an object browser in DungeonObjectSelector for better object management and preview capabilities.
- Streamlined object rendering and selection processes, ensuring a more intuitive editing experience.