1. added blender deformation probe for marker size picking and optimization

2. added unwarp map export in current cli, don't need to generate by precompute in sensor running

tests/test_preview.py

@@ -328,7 +328,10 @@ pytestmark_gl = pytest.mark.skipif(
     not (XYNOVA_EXPORT / "mesh.npz").is_file(), reason="export not built"
 )
 def test_preview_draws_the_mesh_and_the_housing_toggle_changes_it() -> None:
-    pytest.importorskip("PyQt5")
+    # Guard the submodule, not the top-level package: a partially installed
+    # PyQt5 can expose `PyQt5` (with `PyQt5.__file__ is None`) while every
+    # binding submodule is missing, which would otherwise fail instead of skip.
+    pytest.importorskip("PyQt5.QtWidgets")
     from PyQt5.QtWidgets import QApplication
 
     from orisys_sensor_design.preview.gl_view import (