fix outline helper not closing on app close - #352

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

variable 'err' set but not used [-Wunused-but-set-variable]

unused variable 'minor_version' [-Wunused-variable]