start logging Rachio watering times (or at least the last one) to MQTT

automation/ifttt_logger.yaml

@@ -8,8 +8,13 @@
       event_type: rachio_water_stops
 
   action:
-    service: logbook.log
+    - service: logbook.log
       data:
         name: "Rachio Sprinkler:"
         message: "The Lawn was watered just now."
 
+    - service: mqtt.publish
+      data_template:
+        payload: "The Lawn was watered on {{states('sensor.date')}}"
+        topic: 'ifttt/rachio/watering_time'
+        retain: true