Update integration-test.yml

.github/workflows/integration-test.yml

@@ -40,6 +40,17 @@ jobs:
         uses: actions/setup-node@v2
         with:
           node-version: 20.x
+
+      - name: Ubuntu AppArmor fix
+        if: ${{ matrix.os == 'ubuntu-latest' }}
+        # Ubuntu >= 23 has AppArmor enabled by default, which breaks Puppeteer.
+        # See https://github.com/puppeteer/puppeteer/issues/12818 "No usable sandbox!"
+        # this is taken from the solution used in Puppeteer's own CI: https://github.com/puppeteer/puppeteer/pull/13196
+        # The alternative is to pin Ubuntu 22 or to use aa-exec to disable AppArmor for commands that need Puppeteer.
+        # This is also suggested by Chromium https://chromium.googlesource.com/chromium/src/+/main/docs/security/apparmor-userns-restrictions.md
+        run: |
+          $echo 0 | sudo tee /proc/sys/kernel/apparmor_restrict_unprivileged_userns
+        shell: bash
       # TODO: Remove when possible (https://github.com/actions/setup-node/issues/515)
       - name: Windows Node fix
         if: ${{ matrix.os == 'windows-latest' }}