Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2, llvm/actions/install-ninja@55d844821959226fab4911f96f37071c1d4c3268, hendrikmuhs/ccache-action@4687d037e4d7cf725512d9b819137a3af34d39b3, peaceiris/actions-gh-pages@v3.6.1. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, llvm/actions/install-ninja@55d844821959226fab4911f96f37071c1d4c3268, hendrikmuhs/ccache-action@4687d037e4d7cf725512d9b819137a3af34d39b3, peaceiris/actions-gh-pages@v3.6.1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/