switch.yaml

- platform: group
  name: "Lights"
  entities:
    - light.green_switch
    - light.white_switch

- platform: mqtt
  name: "White Switch"
  state_topic: "stat/sonoff1/POWER"
  command_topic: "cmnd/sonoff1/POWER"
  availability_topic: "tele/sonoff1/#"
  payload_on: "ON"
  payload_off: "OFF"
  payload_available: "Online"
  payload_not_available: "Offline"
  qos: 1
  retain: true

- platform: mqtt
  name: "Green Switch"
  state_topic: "stat/sonoff2/POWER"
  command_topic: "cmnd/sonoff2/POWER"
  availability_topic: "tele/sonoff2/#"
  payload_on: "ON"
  payload_off: "OFF"
  payload_available: "Online"
  payload_not_available: "Offline"
  qos: 1
  retain: true

- platform: mqtt
  name: "Brown Switch"
  state_topic: "stat/sonoff3/POWER"
  command_topic: "cmnd/sonoff3/POWER"
  availability_topic: "tele/sonoff3/#"
  payload_on: "ON"
  payload_off: "OFF"
  payload_available: "Online"
  payload_not_available: "Offline"
  qos: 1
  retain: true

- platform: mqtt
  name: "Purple Switch"
  state_topic: "stat/sonoff4/POWER"
  command_topic: "cmnd/sonoff4/POWER"
  availability_topic: "tele/sonoff4/#"
  payload_on: "ON"
  payload_off: "OFF"
  payload_available: "Online"
  payload_not_available: "Offline"
  qos: 1
  retain: true