try to avoid build installer issue:

WixToolset.UI.wixext : warning WIX6101: Could not find expected package root folder wixext6. Ensure WixToolset.UI.wixext/7.0.0-rc.1 is compatible with WiX v6.
Compiling PythonScript installer
wix.exe : error WIX0144: The extension 'WixToolset.UI.wixext' could not be found. Checked paths: WixToolset.UI.wixext
Error!

Author: chcg

.github/workflows/CI_build.yml

@@ -48,5 +48,5 @@ jobs:
            $env:PYTHONBUILDDIR_X64='${{ github.workspace }}\packages\python.3.14.3\tools'
            $env:PYTHONBUILDDIR='${{ github.workspace }}\packages\pythonx86.3.14.3\tools'
            Rename-Item -Path ".\buildPaths.bat.orig" -NewName "buildPaths.bat"
-           dotnet tool install --global wix
+           dotnet tool install --global wix --version 6.0.2
            .\buildAll.bat ${{ matrix.build_platform }}