1. Define QA inventory based on requirements, features, and claims.
2. Start the dev server in a persistent TTY session.
3. Write a Playwright verification script for the changed flow (desktop/mobile).
4. Run the script from a clean Node.js process.
5. Perform functional QA using real user input.
6. Conduct a separate visual QA pass.
7. Verify viewport fit and capture screenshots.
8. Save screenshot artifacts from the successful run.