Update icons, screenshots, and UX improvements

- Refactor icon picker to use full Ionicons set dynamically
- Add date sort toggle to My Answers screen
- Fix match deduplication and show total count on home
- Clear stale data when switching chats
- Update app store screenshots
- Bump build number to 25

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/admin/package.json

@@ -30,11 +30,10 @@
         "emoji-mart": "^5.6.0",
         "lucide-react": "^0.309.0",
         "openai": "^4.24.0",
-        "react": "^18.2.0",
-        "react-dom": "^18.2.0",
-        "react-icons": "^4.12.0",
-        "react-router-dom": "^6.21.0",
-
+        "react": "^18.2.0",
+        "react-dom": "^18.2.0",
+        "react-icons": "^4.12.0",
+        "react-router-dom": "^6.21.0",
         "recharts": "^3.6.0",
         "sonner": "^1.3.1",
         "tailwind-merge": "^2.2.0"