nixos-configuration/home/gnome.nix

{ config, pkgs, ... }:
{
  imports = [ ../modules/gnome.nix ];
  config = {
    home-manager.sharedModules = [
      {
        home.packages =
          with pkgs;
          [
            gitg
            meld
            simple-scan
            pinta
            dconf-editor
            gpaste

            # graphical installer for flatpak apps
            gnome-software
          ]
          ++ (with gnomeExtensions; [
            caffeine
            appindicator
          ]);

        dconf.settings = import ./gnome-shared-dconf.nix;

        gtk = {
          enable = true;
          iconTheme.name = "Adwaita";
          cursorTheme.name = "Adwaita";
          theme = {
            name = "adw-gtk3-dark";
            package = pkgs.adw-gtk3;
          };
        };
      }

      {
        home.packages = with pkgs; [ trayscale ] ++ (with gnomeExtensions; [ tailscale-qs ]);
        dconf.settings."org/gnome/shell".enabled-extensions = [ "tailscale@joaophi.github.com" ];
      }
    ];
  };
}