mqtt:  
  broker: your.mqtt.ip.address  
  port: 1883  
  client_id: home-assistant-1  
  username: YOURUSERNAME  
  password: YOURPASSWORD  
  
  
light:  
  - platform: mqtt_json  
    name: "SN1 LED"  
    state_topic: "bruh/sensornode1"  
    command_topic: "bruh/sensornode1/set"  
    brightness: true  
    flash: true  
    rgb: true  
    optimistic: false  
    qos: 0  
  
  
sensor:  
  - platform: mqtt  
    state_topic: "bruh/sensornode1"  
    name: "SN1 Humidity"  
    unit_of_measurement: "%"  
    value_template: '{{ value_json.humidity | round(1) }}'  
  
  - platform: mqtt  
    state_topic: "bruh/sensornode1"  
    name: "SN1 LDR"
    ##This sensor is not calibrated to actual LUX. Rather, this a map of the input voltage ranging from 0 - 1023.
    unit_of_measurement: "LUX"  
    value_template: '{{ value_json.ldr }}'  
  
  - platform: mqtt  
    state_topic: "bruh/sensornode1"  
    name: "SN1 PIR"  
    value_template: '{{ value_json.motion }}'  
  
  - platform: mqtt  
    state_topic: "bruh/sensornode1"  
    name: "SN1 Temperature"  
    unit_of_measurement: "°F"  
    value_template: '{{ value_json.temperature | round(1) }}'  
  
  
group:  
  sensor_node_1_card:  
    name: Sensor Node 1  
    entities:  
      - sensor.sn1_temperature  
      - sensor.sn1_humidity  
      - sensor.sn1_ldr  
      - sensor.sn1_pir  
      - light.sn1_led