Movement:
- Fix speed controls: Shift=sprint (28), normal run (14), Ctrl=walk (5)
- Reduce character height for doorway clearance (eye height 1.2)
- Add working crouch (C or X key) with smooth transition (eye height 0.6)
- Jump to stand up from crouch
M2 Animation:
- Add animation time tracking per M2 instance
- Add procedural swaying animation in vertex shader
- Update animation each frame for vegetation movement