- Add Cinemachine package (v3.1.4) and configure related components (e.g., CinemachineBrain, CinemachineCamera, CinemachineFollow).
- Update scene with new Cinemachine virtual camera for improved camera behaviors and tracking.
- Extend `DebugUi` to display grounded status and added supporting logic in `TestScript`.
- Refine physics logic in `TestScript` with grounded checks and updated jump action conditions.
- Minor adjustments to Rigidbody angular damping and ForceMode values.
- Implement `VisualiseCenterOfMass` script to draw gizmos for Rigidbody center of mass.
- Replace mesh references with updated versions in the scene.
- Adjust physics settings including center of mass and implicit settings.
