Limit emulator functions for workflow.

Author: amyjko

.github/workflows/playwright.yml

@@ -29,7 +29,7 @@ jobs:
             - name: Build project
               run: npm run build
             - name: Start Emulator
-              run: firebase emulators:exec "ls" --project=demo-wordplay
+              run: firebase emulators:exec "npx playwright test" --project=demo-wordplay --only "firestore,hosting,auth"
             - uses: actions/upload-artifact@v4
               if: always()
               with: