email chat uses officerdev/chat app with session history and email context scoping

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/apps/officer-web/Screens/Dashboard/Email/EmailScreen.tsx

@@ -6,7 +6,8 @@ import { useGlobal } from 'hooks/useGlobal';
 import { defaultLayout } from './defaultLayout';
 import { EmailList } from './EmailList';
 import { EmailReader } from './EmailReader';
-import { EmailChat } from './EmailChat';
+
+const PROMPT_PREFIX = `You are an email assistant. The user has a local SQLite email database available via the "email-db" tool — use it for all email queries (search, count, stats, aggregations, deletions) unless the user explicitly asks you to use Gmail. Do not use the Gmail integration for questions about existing emails.`;
 
 export const EmailScreen = () => {
   const isMobile = useIsMobile();
@@ -16,7 +17,6 @@ export const EmailScreen = () => {
     () => ({
       'email-list': EmailList,
       'email-reader': EmailReader,
-      'email-chat': EmailChat,
     }),
     [],
   );
@@ -30,6 +30,8 @@ export const EmailScreen = () => {
         layout={defaultLayout}
         onLayoutChange={() => {}}
         components={components}
+        workspaceId="email"
+        promptPrefix={PROMPT_PREFIX}
         isMobile={isMobile}
         mobilePanelId={mobilePanelId}
         onMobileBack={mobilePanelId ? onMobileBack : null}