CI(with Nix??)

[satler-git]

rust-template も参考に

• [x] check
• [ ] build

[satler-git]

• https://omnix.page/index.html
• nix flake check --all-systems

[satler-git]

• https://github.com/DeterminateSystems/flake-checker-action
• https://github.com/cachix/install-nix-action
• https://github.com/DeterminateSystems/magic-nix-cache-action