use xvfb

Author: NadeemYaseen

.github/workflows/rpe_test.yml

@@ -89,7 +89,7 @@ jobs:
 
       - name: E2E Playwright tests
         if: ${{ matrix.os == 'ubuntu-latest' }}  
-        run: npm run compile && npx playwright test
+        run: npm run compile && xvfb-run --auto-servernum --server-args="-screen 0 1280x960x24" -- npx playwright test
 
       - name: Run ESLint only on ubuntu-latest
         if: ${{ matrix.os == 'ubuntu-latest' }}