feat: basic QtShell and ShellComponent types

shell.nix

@@ -0,0 +1,51 @@
+{ pkgs ? import <nixpkgs> {} }: let
+  tidyfox = import (pkgs.fetchFromGitea {
+    domain = "git.outfoxxed.me";
+    owner = "outfoxxed";
+    repo = "tidyfox";
+    rev = "1f062cc198d1112d13e5128fa1f2ee3dbffe613b";
+    sha256 = "kbt0Zc1qHE5fhqBkKz8iue+B+ZANjF1AR/RdgmX1r0I=";
+  }) {};
+
+  qtlayershell = pkgs.callPackage (import (pkgs.fetchFromGitea {
+    domain = "git.outfoxxed.me";
+    owner = "outfoxxed";
+    repo = "layer-shell-qt-nokde";
+    rev = "a50d30687cc03ae4da177033faf5f038c3e1a8b2";
+    sha256 = "5fNwoCce74SSqR5XB3fJ8GI+D5cbkcLRok42k8R3XSw=";
+  })) {}; #pkgs.callPackage (import /home/admin/programming/outfoxxed/layer-shell-qt) {};
+in pkgs.mkShell {
+  nativeBuildInputs = with pkgs; [
+    just
+    clang-tools_17
+    cmake
+
+    qt6.wrapQtAppsHook
+    makeWrapper
+  ];
+
+  buildInputs = with pkgs; [
+    qt6.qtbase
+    qt6.qtdeclarative
+    qt6.qtwayland
+    qtlayershell
+  ];
+
+  TIDYFOX = "${tidyfox}/lib/libtidyfox.so";
+
+  shellHook = ''
+    export CMAKE_BUILD_PARALLEL_LEVEL=$(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
+  '';
+}