The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, cachix/install-nix-action@v17, workflow/nix-shell-action@v3.0.2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/