build(dependencies): 更新项目依赖并添加新库

- 更新 clsx 版本至 2.1.1
- 添加 class-variance-authority、lucide-react、tailwind-merge 和 tw-animate-css 依赖
- 优化 globals.css 文件，引入新样式和暗黑模式支持

package.json

@@ -10,9 +10,13 @@
   },
   "dependencies": {
     "@flowgram.ai/free-layout-editor": "^0.2.21",
+    "class-variance-authority": "^0.7.1",
+    "clsx": "^2.1.1",
+    "lucide-react": "^0.525.0",
     "next": "15.3.5",
     "react": "^19.0.0",
-    "react-dom": "^19.0.0"
+    "react-dom": "^19.0.0",
+    "tailwind-merge": "^3.3.1"
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
@@ -20,6 +24,7 @@
     "@types/react": "^19",
     "@types/react-dom": "^19",
     "tailwindcss": "^4",
+    "tw-animate-css": "^1.3.5",
     "typescript": "^5"
   }
 }