* ci: Add workflow for building flake.nix This will build all flake outputs, which primarily is a devShell. It uses https://omnix.page/om/ci.html to build. * ci(nix): Use nix cache to reduce CI times * ci(nix): Run `cargo build` to test devShell
* ci: Add workflow for building flake.nix This will build all flake outputs, which primarily is a devShell. It uses https://omnix.page/om/ci.html to build. * ci(nix): Use nix cache to reduce CI times * ci(nix): Run `cargo build` to test devShell