A reliable Playwright/API triage order is simple: freeze the symptom, separate upstream from browser state and DOM, compare the case alone with the suite, then make the smallest evidence-based correction. I packaged that flow with a local redirect/JSON fixture in a US$19 checklist: https://contra.com/payment-link/f46wDGl1-playwrightapi-triage-checklist — no credentials or production access needed.