test(ui): qualify flat mail rows and recorded application context

docs/ui-modernisation/visual-correction/evidence/mail-flat/PILOT.json

@@ -0,0 +1,70 @@
+{
+  "screens": [
+    {
+      "width": 320,
+      "language": "en",
+      "mode": "light",
+      "state": "inbox",
+      "capture": "viewport at top",
+      "violations": []
+    },
+    {
+      "width": 320,
+      "language": "en",
+      "mode": "light",
+      "state": "message",
+      "capture": "targeted viewport",
+      "violations": []
+    },
+    {
+      "width": 320,
+      "language": "en",
+      "mode": "light",
+      "state": "send-confirmation",
+      "capture": "targeted viewport",
+      "violations": []
+    },
+    {
+      "width": 320,
+      "language": "en",
+      "mode": "light",
+      "state": "uncertain-send",
+      "capture": "targeted viewport",
+      "violations": []
+    }
+  ],
+  "journeys": [
+    {
+      "width": 320,
+      "language": "en",
+      "mode": "light",
+      "documentFilterFocusDownloadSource": "NOT RUN",
+      "inboxFocusPlainTextReplySaveExplicitConfirmUncertainNoRetry": "PASS"
+    }
+  ],
+  "errors": [],
+  "unexpectedWrites": [],
+  "mockedWrites": [
+    {
+      "width": 320,
+      "language": "en",
+      "mode": "light",
+      "action": "saveDraft"
+    },
+    {
+      "width": 320,
+      "language": "en",
+      "mode": "light",
+      "action": "confirmedSendFixtureUncertain"
+    }
+  ],
+  "unavailableReads": [],
+  "blockedExternal": [
+    "https://fonts.googleapis.com"
+  ],
+  "limits": [
+    "Synthetic metadata/binary/mail/provider fixtures; not live storage, mailbox, OAuth or delivery.",
+    "Browser covers draft save, explicit confirmation and controlled uncertain outcome only; other recovery/conflict paths remain targeted tests.",
+    "No real sending, native device, final integrated security or release acceptance."
+  ]
+}