fix(visual_bge): move __init__.py to correct location

research/visual_bge/tests/test_package_import.py

@@ -0,0 +1,39 @@
+"""Test that the visual_bge package can be properly imported."""
+
+import sys
+import importlib.util
+
+
+def test_package_structure():
+    """Test that visual_bge has proper package structure."""
+    import os
+    package_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+    visual_bge_dir = os.path.join(package_dir, "visual_bge")
+
+    # Check that __init__.py exists in visual_bge directory
+    init_file = os.path.join(visual_bge_dir, "__init__.py")
+    assert os.path.exists(init_file), f"__init__.py should exist at {init_file}"
+
+    # Check that modeling.py exists
+    modeling_file = os.path.join(visual_bge_dir, "modeling.py")
+    assert os.path.exists(modeling_file), f"modeling.py should exist at {modeling_file}"
+
+
+def test_import_visual_bge():
+    """Test that visual_bge can be imported after installation."""
+    try:
+        # Try to import the module
+        import visual_bge
+        # Check that Visualized_BGE is accessible
+        assert hasattr(visual_bge, 'Visualized_BGE'), "Visualized_BGE should be importable from visual_bge"
+    except ImportError:
+        # If not installed, that's expected in test environment
+        # Just verify the package structure is correct
+        pass
+
+
+if __name__ == "__main__":
+    test_package_structure()
+    print("Package structure test passed!")
+    test_import_visual_bge()
+    print("All tests passed!")