mqtt:
  - light:
      schema: json
      name: "Lounge Dimmer"
      unique_id: lounge_dimmer_1
      state_topic: "livingroom/dimmer"
      command_topic: "livingroom/dimmer/set"
      availability:
        - topic: "livingroom/availability"
      brightness: true
      supported_color_modes: ["brightness"]
      retain: true