Improve Windows compatibility and code cleanup

- Enhanced Windows support for UV and Claude executable detection with OS-specific path handling
- Added PowerShell integration for Windows command execution with proper PATH environment setup
- Implemented comprehensive UV path scanning for various installation methods (Python, Chocolatey, Scoop, Cargo, etc.)
- Added executable validation using IsValidUvInstallation() method
- Improved Claude path detection with fallback to PowerShell's Get-Command
- Enhanced configuration path handling with Windows-specific paths and cross-platform normalization
- Cleaned up exception handling by removing unused exception variables
- Fixed method signature in VSCodeManualSetupWindow

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: dsarno

UnityMcpBridge/Editor/Helpers/GameObjectSerializer.cs

@@ -360,9 +360,9 @@ public static object GetComponentData(Component c, bool includeNonPublicSerializ
                     Type propType = propInfo.PropertyType;
                     AddSerializableValue(serializablePropertiesOutput, propName, propType, value);
                 }
-                catch (Exception ex)
+                catch (Exception)
                 {
-                     // Debug.LogWarning($"Could not read property {propName} on {componentType.Name}: {ex.Message}");
+                     // Debug.LogWarning($"Could not read property {propName} on {componentType.Name}");
                 }
             }
 
@@ -383,9 +383,9 @@ public static object GetComponentData(Component c, bool includeNonPublicSerializ
                     Type fieldType = fieldInfo.FieldType;
                     AddSerializableValue(serializablePropertiesOutput, fieldName, fieldType, value);
                 }
-                catch (Exception ex)
+                catch (Exception)
                 {
-                     // Debug.LogWarning($"Could not read field {fieldInfo.Name} on {componentType.Name}: {ex.Message}");
+                     // Debug.LogWarning($"Could not read field {fieldInfo.Name} on {componentType.Name}");
                 }
             }
             // --- End Use cached metadata ---