Input 'save-always' has been deprecated with message: save-always does not work as intended and will be removed in a future release. A separate `actions/cache/restore` step should be used instead. See https://github.com/actions/cache/tree/main/save#always-save-cache for more details.

Magic Nix Cache has been deprecated due to a change in the underlying GitHub APIs and will stop working on 1 February 2025. To continue caching Nix builds in GitHub Actions, use FlakeHub Cache instead. Replace... - uses: DeterminateSystems/magic-nix-cache-action@main ...with... - uses: DeterminateSystems/flakehub-cache-action@main For more details: https://dtr.mn/magic-nix-cache-eol