HA - Iterate over calendar events and add to Shopping list

cal_to_shopping.yaml

alias: Calendar Events to Shopping List items
sequence:
  - service: calendar.get_events
    data:
      duration:
        hours: 24
        minutes: 0
        seconds: 0
    target:
      entity_id: calendar.home_assistant_events
    response_variable: calendartasks
  - repeat:
      for_each: "{{ calendartasks[\"calendar.home_assistant_events\"].events }}"
      sequence:
        - service: shopping_list.add_item
          data:
            name: >-
              {{ repeat.item.summary }}
              {{(repeat.item.start|as_datetime).strftime('%H:%M')}} -
              {{(repeat.item.end|as_datetime).strftime('%H:%M')}}
mode: single