added zigbee2mqtt labeling

promtail/promtail-config.yml

@@ -20,7 +20,7 @@ scrape_configs:
       - source_labels: ['__meta_docker_container_log_stream']
         target_label: 'logstream'
       - target_label: 'host'
-        replacement: '${HOSTNAME}'
+        replacement: '${DOCKER_HOST}'
     pipeline_stages:
       - match:
           selector: '{container="appdaemon"}'
@@ -31,3 +31,11 @@ scrape_configs:
                 level:
                 app:
                 msg:
+      - match:
+          selector: '{container="zigbee2mqtt"} |= "MQTT publish"'
+          stages:
+            - regex:
+                expression: "topic '(?P<topic>zigbee2mqtt\/(?P<device>[^\/]+).*?)', payload '(?P<payload>.*?)'$"
+            - labels:
+                topic:
+                device: