anchor.diff:      ERL_FLAGS = "-kernel shell_history enabled";
     };
   
  +  programs.zsh.enable = true;
     programs.fish = {
       enable = true;
   
  
positive.code:     fishPlugins.agnoster
      fswatch
      fzy
      git-branchless
      git-gone
      git-lfs
      git-revise
  
negative.code:     flaked-nix-direnv
    ];
  
    documentation.enable = false;
  
    # List packages installed in system profile. To search by name, run:
    # $ nix search nixpkgs wget
    environment.systemPackages = with pkgs; let
  