addded example models

__init__.py

@@ -1,5 +1,8 @@
 # -*- coding: utf-8 -*-
-import os
+"""
+Backend base module
+"""
+
 from flask import Flask
 from flask_httpauth import HTTPTokenAuth, HTTPBasicAuth
 from flask_sqlalchemy import SQLAlchemy
@@ -7,7 +10,7 @@ from flask_sqlalchemy import SQLAlchemy
 from .serve_frontend import fe_bp
 from .api import api_bp
 
-jwt_auth = HTTPTokenAuth('Bearer')
+jwt_auth = HTTPTokenAuth()
 basic_auth = HTTPBasicAuth()
 
 app = Flask(__name__)