Notify Node-RED hub via MQTT when Home Assistant reboots

flows.json

@@ -1012,11 +1012,12 @@
             "75a50e8dac7af692",
             "baae5d6f53900594",
             "619d1474239faf58",
-            "ca88f85ba00a6744"
+            "ca88f85ba00a6744",
+            "1d84f0da59682160"
         ],
         "x": 34,
         "y": 319,
-        "w": 472,
+        "w": 532,
         "h": 202
     },
     {
@@ -30964,7 +30965,8 @@
         "y": 480,
         "wires": [
             [
-                "619d1474239faf58"
+                "619d1474239faf58",
+                "1d84f0da59682160"
             ]
         ]
     },
@@ -31721,6 +31723,25 @@
             ]
         ]
     },
+    {
+        "id": "1d84f0da59682160",
+        "type": "mqtt out",
+        "z": "ffa6a885ac41a5ed",
+        "g": "46275dd0f9461013",
+        "name": "",
+        "topic": "services/homeassistant/reboot",
+        "qos": "0",
+        "retain": "false",
+        "respTopic": "",
+        "contentType": "",
+        "userProps": "",
+        "correl": "",
+        "expiry": "",
+        "broker": "fd29421fc00140a8",
+        "x": 410,
+        "y": 480,
+        "wires": []
+    },
     {
         "id": "e8d2135bb5564a4a",
         "type": "server-state-changed",