Add cutout profile and teddy balloon height calculations

- Implemented cotangent Poisson field and Poisson balloon profile in cutout_profile.py.
- Added teddy balloon heights calculation and related functions in cutout_teddy.py.
- Introduced interaction utilities for image editing in interaction.py.
- Developed depth normalization and analysis functions in cutout_depth.py.
- Created a validation script for cutout assets in validate_cutout_asset.py.

tests/test_cutout.py

@@ -59,6 +59,12 @@ def test_cutout_pie_uses_four_semantic_shapes_in_cardinal_order():
         mesh.DEPTH_BALLOON,
         mesh.DEPTH_SURFACE,
     ]
+    assert [call[1]["text"] for call in window_manager.pie.calls] == [
+        "Surface",
+        "Balloon",
+        "Depth Balloon",
+        "Depth Surface",
+    ]
     assert all(
         call[0] == "anyimage.convert_cutout_shape" for call in window_manager.pie.calls
     )