Update linux-builds.yml

Author: githubuser0xFFFF

.github/workflows/linux-builds.yml

@@ -23,18 +23,40 @@ jobs:
       run: make -j4
 
   build_ubuntu_2204:
-    runs-on: ubuntu-22.04
-    
+    name: Linux Qt 6.4 (current) build
+    runs-on: ubuntu-latest
+    env:
+      DISPLAY: ":1"
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
+    - name: Cache Qt
+      id: cache-qt-6-4
+      uses: actions/cache@v1  # not v2!
+      with:
+        path: ../Qt/6.4.1
+        key: ${{ runner.os }}-QtCache-Qt6-4
+
     - name: Install Qt
       uses: jurplel/install-qt-action@v2
       with:
-          version:      6.2.*
-          host:         linux
-          target:       desktop
-          archives: qtbase qtsvg
-          setup-python: false
+        version: '6.4.1'
+        host: 'linux'
+        target: 'desktop'
+        install-deps: 'true'
+        modules: 'qtwebengine'
+        cached: ${{ steps.cache-qt-6-4.outputs.cache-hit }}
+        setup-python: 'true'
+        tools: ''
+        set-env: 'true'
+        tools-only: 'false'
+
+    - name: Install needed xkbcommon symlink
+      run: sudo apt-get install libxkbcommon-dev -y
+    - name: Ubuntu and Qt version
+      run: |
+        cat /etc/issue
+        echo number of processors: $(nproc)
+        qmake -v
     - name: qmake
       run: qmake
     - name: make