Release 0.2.0: device-aware controls, spear, settings, shaders

Show touch controls only on touch platforms and keyboard hints only on
desktop, via a shared Controls.use_touch_ui() gate (is_touchscreen_available
is unreliable with emulate_touch_from_mouse). Bumps version to 0.2.0.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

camera_iso.gd

@@ -92,6 +92,8 @@ func _drag_focus(target: Node3D, delta: float) -> Vector3:
 
 
 func trigger_hit(strength: float) -> void:
+	if not Settings.screen_shake:
+		return
 	_shake_amount = strength * 0.5
 	_shake_decay = _shake_amount / 0.4