# B15 Production Smoke Matrix

| Surface | Build-time gate | Post-deploy check |
|---|---|---|
| Root and Start | Playwright status, canonical, identity | 200, correct layout and canonical |
| Projects, Journeys, Evidence, Originals | Canonical and social-card tests | 200 and correct share metadata |
| Project/Journey/Region rooms | Registry-grounded identity selectors | 200 and expected identity |
| robots.txt | Crawl-allowed browser assertion | Allow `/`, production sitemap |
| sitemap.xml | Exactly 78 locations | Production origin only |
| 404 | HTTP 404, one noindex tag, four recovery links | Same behavior on live origin |
| Mobile and reduced motion | 390×844 browser test | Visual spot check |
| Social cards | Six PNG requests and screenshots | Six production URLs return PNG |