增加防抖节流插件

package.json

@@ -19,6 +19,7 @@
     "element-ui": "^2.15.10",
     "nuxt": "^2.15.8",
     "qs": "^6.11.0",
+    "throttle-debounce": "^5.0.0",
     "vue": "^2.7.10",
     "vue-fragment": "^1.6.0",
     "vue-server-renderer": "^2.7.10",