feat：简单添加管理员后台功能

client/package.json

@@ -0,0 +1,24 @@
+{
+  "name": "whale-town-admin",
+  "private": true,
+  "version": "0.1.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc -b && vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "antd": "^5.27.3",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
+    "react-router-dom": "^6.30.1"
+  },
+  "devDependencies": {
+    "@types/react": "^18.3.24",
+    "@types/react-dom": "^18.3.7",
+    "@vitejs/plugin-react": "^5.0.2",
+    "typescript": "^5.9.3",
+    "vite": "^7.1.3"
+  }
+}