text: import connexion
  
  from flask import Response
  from flask_cors import CORS
  
  from src.config import DOCS_HTML_FILE_PATH
  from src.db import sqlalchemy
  
  
  connexion_app = connexion.FlaskApp(__name__, specification_dir='./openapi/')
  flask_app = connexion_app.app
  flask_app.config['JSON_AS_ASCII'] = False
  connexion_app.add_api('openapi.yaml', arguments={'title': 'Agenda API'})
  CORS(flask_app)
  
  
  @flask_app.teardown_appcontext
  def shutdown_session(exception=None):
      print(f'Session removed: {exception}')
      sqlalchemy.db_session.remove()
  
  
  @flask_app.route('/')
  def alive_check():
      return 'Welcome to Agenda API!', 200
  
  
  @flask_app.route('/docs')
  def docs():
      with open(DOCS_HTML_FILE_PATH, 'r') as html_file:
          html_content = str(html_file.read())
      response = Response(html_content)
      response.headers['Content-Type'] = 'text/html'
      return response, 200
  