Minor changes to reduce kde build deps

shell.nix

@@ -0,0 +1,33 @@
+{ pkgs ? import <nixpkgs> {} }: pkgs.mkShell {
+  nativeBuildInputs = with pkgs; [
+    cmake
+    wayland-scanner
+    libsForQt5.extra-cmake-modules
+
+    clang-tools_17
+  ];
+
+  buildInputs = with pkgs; [
+    qt6.qtbase
+    qt6.qtdeclarative
+    qt6.qtwayland
+    wayland
+    wayland-protocols
+  ];
+
+  shellHook = ''
+    export CMAKE_BUILD_PARALLEL_LEVEL=$(nproc)
+
+    # Add Qt-related environment variables.
+    # https://discourse.nixos.org/t/qt-development-environment-on-a-flake-system/23707/5
+    setQtEnvironment=$(mktemp)
+    random=$(openssl rand -base64 20 | sed "s/[^a-zA-Z0-9]//g")
+    makeWrapper "$(type -p sh)" "$setQtEnvironment" "''${qtWrapperArgs[@]}" --argv0 "$random"
+    sed "/$random/d" -i "$setQtEnvironment"
+    source "$setQtEnvironment"
+
+    # qmlls does not account for the import path and bases its search off qtbase's path.
+    # The actual imports come from qtdeclarative. This directs qmlls to the correct imports.
+    export QMLLS_BUILD_DIRS=$(pwd)/build:$QML2_IMPORT_PATH
+  '';
+}