feat: 添加定价页面组件和图标库迁移

refactor: 替换lucide-react为react-icons
feat(定价): 实现定价页面、卡片和切换组件
feat(页脚): 添加页脚链接组件
feat(文档): 新增使用条款、隐私政策和联系页面
style: 更新Toast组件样式和动画
chore: 更新项目元数据和favicon

web/package-lock.json

@@ -30,6 +30,7 @@
         "react": "^18.3.1",
         "react-dom": "^18.3.1",
         "react-hot-toast": "^2.4.1",
+        "react-icons": "^5.5.0",
         "remark": "^15.0.1",
         "remark-html": "^16.0.1",
         "remark-parse": "^11.0.0",
@@ -8780,6 +8781,15 @@
         "react-dom": ">=16"
       }
     },
+    "node_modules/react-icons": {
+      "version": "5.5.0",
+      "resolved": "https://registry.npmjs.org/react-icons/-/react-icons-5.5.0.tgz",
+      "integrity": "sha512-MEFcXdkP3dLo8uumGI5xN3lDFNsRtrjbOEKDLD7yv76v4wpnEq2Lt2qeHaQOr34I/wPN3s3+N08WkQ+CW37Xiw==",
+      "license": "MIT",
+      "peerDependencies": {
+        "react": "*"
+      }
+    },
     "node_modules/react-is": {
       "version": "16.13.1",
       "resolved": "https://registry.npmjs.org/react-is/-/react-is-16.13.1.tgz",