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

docs/ui-modernisation/visual-correction/route-review.html

@@ -29,7 +29,7 @@ const screens = [
   {name:'Career overview',reference:'career',folder:'career',state:'overview',source:'b31ce617',scope:'Open overview sections and all14 edit actions. Scoped216-state qualification passed; company/preview reads remain unavailable.'},
   {name:'Calendar agenda',reference:'calendar',folder:'calendar',state:'agenda',source:'b31ce617',scope:'Recorded deadlines/follow-ups only. Scoped108-state qualification passed; no invented interview appointments or original timezone precision.'},
   {name:'Document results',reference:'documents',folder:'documents-inbox',state:'document-filtered',source:'b31ce617',scope:'Targeted result viewport; filters, downloads and source links remain. Scoped document/mail216-state qualification passed.'},
-  {name:'Opened mail message',reference:'correspondence',folder:'documents-inbox',state:'message',source:'b31ce617',scope:'Synthetic read/draft/send presentation. The later flat-mail working-tree successor is unbuilt and is not shown here.'},
+  {name:'Opened mail message',reference:'correspondence',folder:'mail-flat',state:'message',source:'a9208ab4',scope:'Open mail rows and recorded application context. Synthetic draft/confirmed-send/uncertain outcome only; label-count grammar remains open.'},
   {name:'Sign in',reference:'login',folder:'public-entry',state:'login',source:'fa6bd5d9',scope:'Public EN/NB controls, browser-local preference and current-locale feedback. Real authentication remains unqualified.'},
   {name:'Registration',reference:'register',folder:'public-entry',state:'register',source:'fa6bd5d9',scope:'Scoped public form presentation; no real account creation.'},
   {name:'Password recovery',reference:'recovery',folder:'public-entry',state:'password-request',source:'fa6bd5d9',scope:'Scoped recovery form; no real email delivery or password reset.'},