feat(frontend): 更新依赖和路由配置

- 更新 npm 依赖 (package.json)
- 更新路由配置 (router/index.js)
- 更新 Vite 构建配置 (vite.config.js)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/package.json

@@ -8,17 +8,21 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "@element-plus/icons-vue": "^2.3.0",
+    "@vueuse/core": "^11.0.0",
+    "axios": "^1.7.0",
+    "element-plus": "^2.8.0",
+    "pinia": "^2.2.0",
     "vue": "^3.5.0",
     "vue-router": "^4.4.0",
-    "pinia": "^2.2.0",
-    "element-plus": "^2.8.0",
-    "@element-plus/icons-vue": "^2.3.0",
-    "axios": "^1.7.0",
-    "@vueuse/core": "^11.0.0",
     "xlsx": "^0.18.5"
   },
   "devDependencies": {
-    "@vitejs/plugin-vue": "^5.0.0",
-    "vite": "^6.0.0"
+    "@vitejs/plugin-vue": "^5.2.4",
+    "sass": "^1.77.0",
+    "sass-embedded": "^1.98.0",
+    "typescript": "^5.9.3",
+    "vite": "^6.0.0",
+    "vue-tsc": "^3.2.5"
   }
 }