dht22mqtt-homeassistant-docker/docker-compose.yml

version: "3.8"
services:
  dht22mqtt:
    build: .
    container_name: dht22mqtt
    devices:
      - /dev/gpiomem:/dev/gpiomem
    environment:
      - topic=zigbee2mqtt
      - device_id=dht22
      - broker=192.168.1.10
      - pin=4
      - poll=2
      - device_type=dht22
      - unit=C
      - mqtt_chatter='essential|ha|full'
      - logging=log2stdout|log2file
    volumes:
      - ~/dht22mqttlog:/log