个人设置开发

package.json

@@ -3,7 +3,7 @@
   "version": "0.0.0",
   "scripts": {
     "ng": "ng",
-    "start": "ng serve",
+    "start": "ng serve  --proxy-config proxy.conf.json",
     "build": "ng build",
     "test": "ng test",
     "lint": "ng lint",
@@ -27,7 +27,8 @@
     "ng-zorro-antd": "^1.8.0",
     "ngx-color-picker": "^7.0.1",
     "rxjs": "^6.0.0",
-    "zone.js": "^0.8.26"
+    "zone.js": "^0.8.26",
+    "ztree": "^3.5.24"
   },
   "devDependencies": {
     "@angular-devkit/build-angular": "~0.6.1",