配置文件新增cronstrue

package.json

@@ -21,7 +21,7 @@
       "eslint --fix",
       "git add"
     ]
-  },                                          
+  },
   "keywords": [
     "vue",
     "admin",
@@ -42,6 +42,7 @@
     "axios": "0.24.0",
     "clipboard": "2.0.8",
     "core-js": "^3.21.1",
+    "cronstrue": "^2.52.0",
     "dhtmlx-gantt": "^7.1.11",
     "echarts": "4.9.0",
     "element-ui": "2.15.6",