MQTT_BROKER=tls://mqtt.example.org:8883 MQTT_TOPIC=p1/metrics MQTT_USERNAME=your_username MQTT_PASSWORD=your_password PG_DB='host=localhost port=5432 user=postgres password=secret-replace dbname=p1 sslmode=disable' TIMESCALEDB_ENABLED=true # LOG_LEVEL: DEBUG, INFO, WARN or ERROR. Standard: INFO LOG_LEVEL=INFO