2.3权限管理，可添加运行

2_3banben/extensions.py

@@ -1,9 +1,10 @@
-#extensions.py
 from flask_sqlalchemy import SQLAlchemy
 from flask_cors import CORS
 from flask_apscheduler import APScheduler
+from flask_jwt_extended import JWTManager
 
 # 这里只创建对象，不绑定 app
 db = SQLAlchemy()
 cors = CORS()
-scheduler = APScheduler()
+scheduler = APScheduler()
+jwt = JWTManager()