{...}: {
  nixpkgs.overlays = [
    (
      final: prev: {
        kdePackages = prev.kdePackages.overrideScope (
          kFinal: kPrev: {
            kwin = kPrev.kwin.overrideAttrs {
              patches =
                kPrev.kwin.patches
                ++ [
                  ../patches/kwin-pr6406.patch
                  ../patches/kwin-pr6878.patch
                  ../patches/kwin-pr6844.patch
                ];
            };
          }
        );
      }
    )
  ];
  home-manager.users.toast = {
    programs.plasma = {
      kwin = {
        titlebarButtons = {
          left = ["on-all-desktops" "keep-above-windows"];
          right = ["minimize" "maximize" "close"];
        };
        virtualDesktops = {
          rows = 1;
          number = 2;
        };
      };
      configFile = {
        "kwinrc" = {
          "org.kde.kdecoration2"."BorderSize".value = "None";
          "TabBox"."LayoutName".value = "thumbnail_grid";
        };
      };
      shortcuts = {
        "kwin" = {
          "Switch One Desktop to the Left" = ["Meta+Ctrl+Left"];
          "Switch One Desktop to the Right" = ["Meta+Ctrl+Right"];
        };
      };
    };
  };
}