text: import os
  
  riverfordUrl = "https://www.riverford.co.uk/box-contents"
  preferredBox = os.environ["PREFERRED_BOX"]
  allowedBoxes = os.environ["ALLOWED_BOXES"].split(",")
  unwantedVegetable = os.environ["UNWANTED_VEGETABLE"]
  
  slackUrl = os.environ["SLACK_URL"]
  