{ pkgs, ... }: { environment.systemPackages = with pkgs; [ devenv dotnetCorePackages.sdk_8_0 #jdk21 #go ]; programs.direnv = { enable = true; nix-direnv.enable = true; }; nix.extraOptions = '' extra-substituters = https://devenv.cachix.org extra-trusted-public-keys = devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw= ''; }