Args:
    ingredient: The name of the ingredient to ignore

Returns:
    A dictionary with a confirmation message

Returns:
    A sorted list of ingredient names to be ignored in grocery lists

Args:
    dish_data: Dictionary containing dish data

Returns:
    Dictionary with a confirmation message including the path where the dish was stored

Returns:
    List of dish objects converted to dictionaries

Args:
    date_range: Dictionary containing start and end dates in format YYYY-MM-DD
        - start: Start date (required)
        - end: End date (required)

Returns:
    Dictionary with the path to the generated grocery list

Args:
    meal_plan: A meal plan object containing:
        - date: The date for the meal plan
        - meal_type: The type of meal (breakfast, lunch, dinner, snack)
        - title: The title of the meal
        - cook: The person who will cook the meal
        - dishes: List of dishes to be prepared

Returns:
    str: A summary of the meal plan and the path where it was saved

Args:
    date_range: Dictionary containing start and end dates in format YYYY-MM-DD
        - start: Start date (required)
        - end: End date (required)

Returns:
    JSON string containing array of meal plan objects with:
    - title: Meal title (cleaned)
    - date: Date in YYYY-MM-DD format
    - meal_type: Type of meal (breakfast, lunch, dinner, snack)
    - cook: Person cooking the meal
    - dishes: Array of dish names

Args:
    date_range: Dictionary containing start and end dates in format YYYY-MM-DD
        - start: Start date (required)
        - end: End date (required)

Returns:
    JSON string containing either:
    - Success: {"ok": "path/to/generated.pdf"}
    - Error: {"error": "error_type", "message": "error_description"}