{ description = "My rust development shell"; inputs = { nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable"; }; outputs = {nixpkgs, ...}: let system = "x86_64-linux"; pkgs = import nixpkgs { inherit system; }; in { devShells."${system}" = { default = pkgs.mkShell { buildInputs = with pkgs; [ dotnetCorePackages.sdk_9_0-bin ]; }; }; }; }