anchor.diff:    environment.systemPackages = with pkgs; [
       atom
       binutils
  +    emacs
       gitFull
       firefox
       gnupg
  
positive.code:     parcellite
      tcpdump
      unzip
      xclip
      xtrlock-pam
  
  
negative.code:   };
  
    services = {
      locate = {
        enable = true;
        includeStore = false;
        interval = "hourly";
        localuser = "nequi";
      };
  
      nginx = {
        httpConfig = ''
  server {
  