Aide pour création d'une carte via button-card

Faut enlever ce code, qui remplace le state par défaut par un state d’un attribut temperature.
comme tu utilise une entité qui a déja la température en state, pas besoin de ce bout de code.

      state_display: >
        [[[ return
        states['sensor.xiaomi_salle_a_manger_temperature'].attributes.temperature
        + ' °C' ]]]

modifier:

type: custom:button-card
aspect_ratio: 5/1
custom_fields:
  date:
    card:
      type: custom:button-card
      entity: sensor.date_time
      show_icon: false
      show_state: true
      show_name: false
      tap_action:
        action: none
      hold_action:
        action: none
  weather:
    card:
      type: custom:button-card
      entity: sensor.xiaomi_salle_a_manger_temperature
      layout: icon_state
      icon: mdi:home
      show_state: true
      show_icon: true
      show_name: false
      size: 40%
      styles:
        card:
          - background: none
          - border: none
        state:
          - font-size: 1em
        icon:
          - left: 15px
      tap_action:
        action: none
      hold_action:
        action: none
  weather2:
    card:
      type: custom:button-card
      entity: weather.niderhoff
      show_state: true
      show_icon: false
      show_name: false
      state_display: >
        [[[ return states['weather.niderhoff'].attributes.temperature + ' °C'
        ]]]
      styles:
        state:
          - font-size: 1.6em
          - font-weight: bold
        card:
          - background: none
          - border: none
      tap_action:
        action: none
      hold_action:
        action: none
styles:
  card:
    - background: none
    - border: none
  custom_fields:
    date:
      - position: absolute
      - left: 10%
      - top: 30%
    weather:
      - position: absolute
      - left: 60%
      - top: 15%
    weather2:
      - position: absolute
      - left: 75%
      - top: 50%
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