text: import connexion
  import os
  import structlog
  
  # Application configuration
  APP_API_FILE = os.environ["APP_API_FILE"]
  APP_DEBUG_MODE = os.environ["APP_DEBUG_MODE"]
  APP_HOST = os.environ["APP_HOST"]
  APP_PORT = os.environ["APP_PORT"]
  APP_SPEC_DIR = os.environ["APP_SPEC_DIR"]
  APP_VERSION = os.environ["APP_VERSION"]
  
  # Logger
  logger = structlog.get_logger()
  
  # Create the application instance
  app = connexion.App(__name__, specification_dir=APP_SPEC_DIR)
  
  # Read the OpenAPI file to configure the API endpoints
  app.add_api(APP_API_FILE, validate_responses=True)
  
  # Run the application in stand alone mode
  if __name__ == "__main__":
      logger.info("Starting application")
      app.run(host=APP_HOST, port=APP_PORT, debug=APP_DEBUG_MODE)
  