add xvfb for testing

Author: dvviktordelev

.github/workflows/build-node-python.yml

@@ -428,6 +428,10 @@ jobs:
       - name: Bundle build
         run: yarn run bundle:prod || yarn run webpack:dev
         shell: bash
+      - name: Install Xvfb
+        run: sudo apt-get install -y xvfb
+      - name: Start Xvfb
+        run: Xvfb :99 & export DISPLAY=:99
       - name: Run playwright e2e tests
         run: yarn run pw:run ${{ inputs.playwright_spec_param }}
         shell: bash