feat: update dependencies and enhance chat functionality

- Added new Radix UI components including checkbox, label, popover, slider, switch, and tooltip to improve UI interactions.
- Integrated react-syntax-highlighter for better code rendering in chat messages.
- Updated package.json and pnpm-lock.yaml to include new dependencies and ensure compatibility.
- Enhanced chat input to support web search toggling, improving user experience during message composition.
- Implemented auto-saving of chat sessions and improved session management features.
- Refactored chat message rendering to clean up metadata and improve display quality.

package.json

@@ -9,14 +9,21 @@
     "lint": "eslint"
   },
   "dependencies": {
+    "@radix-ui/react-checkbox": "^1.3.3",
     "@radix-ui/react-dialog": "^1.1.15",
     "@radix-ui/react-dropdown-menu": "^2.1.16",
+    "@radix-ui/react-label": "^2.1.8",
+    "@radix-ui/react-popover": "^1.1.15",
     "@radix-ui/react-progress": "^1.1.8",
     "@radix-ui/react-select": "^2.2.6",
     "@radix-ui/react-separator": "^1.1.8",
+    "@radix-ui/react-slider": "^1.3.6",
     "@radix-ui/react-slot": "^1.2.4",
+    "@radix-ui/react-switch": "^1.2.6",
     "@radix-ui/react-tabs": "^1.1.13",
+    "@radix-ui/react-tooltip": "^1.2.8",
     "@tauri-apps/api": "^2.9.0",
+    "@types/react-syntax-highlighter": "^15.5.13",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "framer-motion": "^12.23.24",
@@ -27,8 +34,10 @@
     "react-dom": "19.2.0",
     "react-markdown": "^10.1.0",
     "react-resizable-panels": "^3.0.6",
+    "react-syntax-highlighter": "^16.1.0",
     "remark-gfm": "^4.0.1",
-    "tailwind-merge": "^3.4.0"
+    "tailwind-merge": "^3.4.0",
+    "zustand": "^5.0.8"
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",