Try to get unit tests working again on github

Author: wmvanvliet

.github/workflows/unit-tests.yml

@@ -22,15 +22,25 @@ jobs:
         python-version: 3.12
     - name: Install dependencies
       run: |
-        sudo apt-get update
-        sudo apt-get install -y libegl1 libgl1-mesa-glx xvfb
         python -m pip install --upgrade pip
         pip install ruff pytest tqdm pytest-cov
         pip install -r requirements.txt
+
     - name: Lint with ruff
       run: |
         # stop the build if there are Python syntax errors or undefined names
         ruff check
+
+    - name: Spin up Xvfb
+      run: |
+        sudo apt-get update
+        sudo apt-get install libosmesa6 libglx-mesa0 libopengl0 libglx0 libdbus-1-3 
+        /sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_99.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :99 -screen 0 1400x900x24 -ac +extension GLX +render -noreset;
+
+    - name: Install PyQt6 dependencies
+      run: |
+        sudo apt-get install qt6-base-dev libx11-xcb-dev libxcb-cursor0
+
     - name: Test with pytest
       run: |
         pip install -e .