old_contents: from flask import Flask
  from flask_bootstrap import Bootstrap
  from flask_moment import Moment
  from flask_sqlalchemy import SQLAlchemy
  from config import config
  
  role_id = db.Column(db.Integer, db.ForeignKey('roles.id'))
  bootstrap = Bootstrap()
  moment = Moment()
  db = SQLAlchemy()
  
  
  def create_app(config_name):
      app = Flask(__name__)
      app.config.from_object(config[config_name])
      config[config_name].init_app(app)
  
      bootstrap.init_app(app)
      moment.init_app(app)
      db.init_app(app)
  
      from .main import main as main_blueprint
      app.register_blueprint(main_blueprint)
  
      from .auth import auth as auth_blueprint
      app.register_blueprint(auth_blueprint, url_prefix='/auth')
  
      return app
  
  
new_contents: from flask import Flask
  from flask_bootstrap import Bootstrap
  from flask_moment import Moment
  from flask_sqlalchemy import SQLAlchemy
  from config import config
  
  bootstrap = Bootstrap()
  moment = Moment()
  db = SQLAlchemy()
  
  
  def create_app(config_name):
      app = Flask(__name__)
      app.config.from_object(config[config_name])
      config[config_name].init_app(app)
  
      bootstrap.init_app(app)
      moment.init_app(app)
      db.init_app(app)
  
      from .main import main as main_blueprint
      app.register_blueprint(main_blueprint)
  
      from .auth import auth as auth_blueprint
      app.register_blueprint(auth_blueprint, url_prefix='/auth')
  
      return app
  
  
subject: Remove line from authentication