v0.1.0

Initial mono-theater release for OpenXR headsets and gamepad play.

• Home-key settings panel visible in the headset.
• Optional headset rotation controls the game camera; off by default.
• Recenter the screen and adjust its distance from 0.5 to 10.0 m.
• Saved distance and camera-follow preference.

Motion controls are planned for a future version.

Requires DirectX 11.