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, aminya/setup-cpp@v1, codecov/codecov-action@v4, SimenB/github-actions-cpu-cores@v1. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/