proton_cefsetup installs the immutable CEF runtime required by a specificProton release and its matching subprocess helper. Runtime installationsare shared by all projects for a user and are selected by platform, archivedigest, and layout version. Helpers are shared by platform and Proton versionunder ~/.proton/helpers.
Install the selected runtime and helper with:
moonx moonbit-community/proton_cefsetup
Proton's developer tools and bundler use the module's store package to resolveand validate the installation without persisting project-local absolute paths.setup_default installs the complete release requirement. Consumers resolvethe immutable runtime and helper paths without rebuilding either artifact.Runtime and helper installation each use a lock and adjacent staging directorybefore publishing their final versioned directory.