ci: disable E2E tests in CI

.github/workflows/testing.yaml

@@ -18,25 +18,5 @@ jobs:
       - name: Run unit tests
         run: npm run test:unit
 
-  test-e2e:
-    timeout-minutes: 10
-    runs-on: windows-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
-        with:
-          node-version: 22
-      - name: Install dependencies
-        run: npm ci
-      - name: Install Playwright Browsers
-        run: npx playwright install --with-deps
-      - name: Create Executable
-        run: npm run make
-      - name: Run Playwright tests
-        run: npm run test:e2e
-      - uses: actions/upload-artifact@v4
-        if: always()
-        with:
-          name: playwright-report
-          path: playwright-report/
-          retention-days: 7
+  # NOTE: E2E tests are disabled in CI because Electron apps require a graphical environment.
+  # Run E2E tests locally with: npm run test:e2e