text: from flask import Flask
  from flask_cors import CORS
  from flask_restful import Api
  from dotenv import load_dotenv
  
  
  load_dotenv()
  
  from controller.liff_controller import LiffAController, LiffBController
  
  app = Flask(__name__)
  CORS(app)
  
  api = Api(app)
  api.add_resource(LiffAController, '/liff/a')
  api.add_resource(LiffBController, '/liff/b')
  
  if __name__ == '__main__':
      app.run(host='0.0.0.0', port=5000, debug=True)
  