{
  config,
  lib,
  pkgs,
  ...
}:
let
  cfg = config.my.profiles.homepage;
  dashboardPort = 8082;
  dashboardHost = config.networking.domain;
  dashboardUrl = "http://${dashboardHost}:${toString dashboardPort}";
  manualServices = import ./manual-services.nix;
  manualWidgets = import ./manual-widgets.nix;

  groupedServices =
    lib.foldl'
      (
        acc: entry:
        acc
        // {
          ${entry.group} = (acc.${entry.group} or [ ]) ++ [ entry ];
        }
      )
      { }
      config.my.homepage.services;

  homepageServices = lib.mapAttrsToList (
    group: entries:
    {
      ${group} = map (
        entry:
        let
          service = builtins.removeAttrs entry [
            "group"
            "name"
          ];
        in
        {
          ${entry.name} = lib.filterAttrs (_: value: value != null) service;
        }
      ) entries;
    }
  ) groupedServices;
in
{

  options.my.homepage.services = with lib; mkOption {
    type = types.listOf (
      types.submodule {
        options = {
          group = mkOption {
            type = types.str;
            description = "Homepage service group";
          };

          name = mkOption {
            type = types.str;
            description = "Homepage service name";
          };

          description = mkOption {
            type = types.str;
            description = "Homepage service description";
          };

          href = mkOption {
            type = types.str;
            description = "Homepage service URL";
          };

          icon = mkOption {
            type = types.nullOr types.str;
            default = null;
            description = "Optional Homepage service icon";
          };
        };
      }
    );
    default = [ ];
    description = "Merged homepage service metadata contributed by repo modules.";
  };

  options.my.homepage.widgets = with lib; mkOption {
    type = types.listOf types.attrs;
    default = [ ];
    description = "Widget definitions passed directly to services.homepage-dashboard.widgets. Each entry is an attrset like { resources = { cpu = true; memory = true; }; }.";
  };

  options.my.profiles.homepage = with lib; {
    enable = mkEnableOption "getHomepage.dev Dashboard";
  };

  config = lib.mkIf cfg.enable {
    services.homepage-dashboard = {
      enable = true;
      listenPort = dashboardPort;
      allowedHosts = "${dashboardHost}:${toString dashboardPort},localhost:${toString dashboardPort},127.0.0.1:${toString dashboardPort},jupiter.solar.internal:${toString dashboardPort}";
      bookmarks = import ./bookmarks.nix;
      services = homepageServices ++ manualServices;
      widgets = config.my.homepage.widgets ++ manualWidgets;
    };

    users.users.finn.packages = with pkgs; [
      homepage-dashboard
    ];

    programs.chromium.homepageLocation = dashboardUrl;

  };
}