test: harden starter experience quality contract

docs/accessibility/manual-checklist.md

@@ -1,10 +1,12 @@
 # Manual accessibility review checklist
 
 Automated axe checks do not establish WCAG conformance. A human reviewer must
-review all three route records in `artifacts/tests/a11y-manual/` against one
-release candidate and sign them. Copy the template fields exactly; the gate
-rejects blank identity/timestamp/signature fields, pending verdicts, mismatched
-release IDs, or missing routes.
+review all six route records in `artifacts/tests/a11y-manual/` against one
+release candidate and sign them. The required scope is derived from the route
+registry: `APP_HOME`, `EXAMPLES_UI`, `EXAMPLES_STATES`, `EXAMPLES_AUTH`,
+`SAMPLE_RESOURCE_LIST`, and `NOT_FOUND`. Copy the template fields exactly; the
+gate rejects blank identity/timestamp/signature fields, pending verdicts,
+mismatched release IDs, or missing routes.
 
 Allowed item verdicts:
 
@@ -43,5 +45,7 @@ The reviewer must verify:
 - M7: non-essential motion is suppressed with reduced-motion preference
 - Screen reader: headings, live regions, errors, and actions are announced once
 
-Passing automated evidence means only that tested pages had no critical or
-serious axe findings under the recorded browser run.
+`EXAMPLES_UI` requires real M4 modal and M5 field-error review; those items must
+not be marked not-applicable on that route. Passing automated evidence means
+only that tested pages had no critical or serious axe findings under the
+recorded Chromium, Firefox, and WebKit runs.