{ inputs = { nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; flake-parts.url = "github:hercules-ci/flake-parts"; }; outputs = inputs@{ flake-parts, ... }: flake-parts.lib.mkFlake { inherit inputs; } { systems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ]; perSystem = { pkgs, ... }: { devShells.default = pkgs.mkShell { buildInputs = with pkgs; [ cargo clippy rust-analyzer rustc rustfmt ]; }; }; }; }