feat: daily activity summary email

- activity-email-actions: sendDailySummaryAction — filters today's
  activities by dueDate, sends personalized email via Appwrite Messaging
  - 'me': current user's activities only
  - 'team' (owner/admin): each member gets their own activities separately
- send-summary-dialog: dialog with me/team radio (owner/admin only sees
  team option), inline error + toast on success
- activities-client: 'Günlük Özet' button in header, role prop added
- activities page: passes ctx.role to client

src/app/(dashboard)/activities/page.tsx

@@ -35,6 +35,7 @@ export default async function ActivitiesPage() {
         initialActivities={activities}
         customers={customers}
         properties={properties}
+        role={ctx.role}
       />
     </div>
   );