feat(windows): bundle Python runtime in Windows installer staging#256
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…aging - Pin CPython 3.12.12 in versions.manifest.json with standalone archive metadata - Download and extract install-only tarball in build-staging.ps1 (mirror env support) - Configure PATH and UV_* env vars in bootstrap-windows.ps1 for bundled Python - Assert bundled Python in Windows packaging CI workflows - Extend manifest and bootstrap script contract tests Co-authored-by: Cursor <cursoragent@cursor.com>
duguwanglong
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May 12, 2026
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…aging (#256) - Pin CPython 3.12.12 in versions.manifest.json with standalone archive metadata - Download and extract install-only tarball in build-staging.ps1 (mirror env support) - Configure PATH and UV_* env vars in bootstrap-windows.ps1 for bundled Python - Assert bundled Python in Windows packaging CI workflows - Extend manifest and bootstrap script contract tests
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Summary
Bundles a pinned CPython from python-build-standalone into Windows staging (
tools/python), wires bootstrap PATH andUV_PYTHON/ related env vars, and validates the staged runtime in packaging CI.Changes
versions.manifest.json: addpythonpin (3.12.12 + archive metadata)build-staging.ps1: download/extract tarball (optionalFLOCKS_PYTHON_STANDALONE_MIRROR_BASE_URL)bootstrap-windows.ps1: expose bundled Python to the process and uvpython.exeand version matchTesting
uv run pytest tests/packaging/test_windows_manifest.py tests/scripts/test_browser_runtime_configuration.py -qMade with Cursor