Add QT installation step to CMake yml

.github/workflows/cmake-multi-platform.yml

@@ -47,6 +47,21 @@ jobs:
     steps:
     - uses: actions/checkout@v3
 
+    - name: Install Qt
+      uses: jurplel/install-qt-action@v2
+      with:
+        # host: windows
+        target: "desktop"
+        version: ${{ env.QT_VERSION }}
+        # arch: ${{ env.MINGW_VERSION }}
+        dir: "${{github.workspace}}/qt"
+        install-deps: "true"
+
+    # - name: Set Qt path and refresh
+    #   run: |
+    #     echo "${{github.workspace}}/qt/Qt/${{ env.QT_VERSION }}/${{ env.MINGW_PATH }}/bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+    #     refreshenv
+
     - name: Set reusable strings
       # Turn repeated input strings (such as the build output directory) into step outputs. These step outputs can be used throughout the workflow file.
       id: strings
@@ -55,6 +70,8 @@ jobs:
         echo "build-output-dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"
 
     - name: Configure CMake
+      env:
+        CMAKE_PREFIX_PATH: ${{env.Qt6_Dir}}
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
       # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
       run: >