add the commanddemoplaceholder telemetry item to support demoing the

sending of a command to the client

Author: atimgraves

IoTSonnenUploader/DigitalTwin/HomeBatteryDTMI.json

@@ -147,6 +147,14 @@
 			"displayName": "Time Of Use Schedule",
 			"name": "TimeOfUseSchedule",
 			"schema": "string"
+		},
+		{
+			"@type": [
+				"Telemetry"
+			],
+			"displayName": "Command Demo Placeholder",
+			"name": "CommandDemoPlaceholder",
+			"schema": "string"
 		}
 	]
-}
+}

IoTSonnenUploader/DigitalTwin/SonnenSpecificDTMI.json

@@ -138,6 +138,14 @@
 			"displayName": "Time Of Use Schedule",
 			"name": "timeOfUseSchedule",
 			"schema": "string"
+		},
+		{
+			"@type": [
+				"Telemetry"
+			],
+			"displayName": "Command Demo Placeholder",
+			"name": "commandDemoPlaceholder",
+			"schema": "string"
 		}
 	]
 }

IoTSonnenUploader/DigitalTwin/sonnen-to-generic-mapping-multiple-routes.json

@@ -43,13 +43,15 @@
 				"softwareVersion": "1.18.4",
 				"time": 1764004099418,
 				"timeOfUseSchedule": "[{\"start\":\"23:30\",\"stop\":\"00:00\",\"threshold_p_max\":22500},{\"start\":\"00:00\",\"stop\":\"05:30\",\"threshold_p_max\":20000}]",
-				"timestamp": "2025-11-24T17:08:19.41809Z[Europe/London]"
+				"timestamp": "2025-11-24T17:08:19.41809Z[Europe/London]",
+				"commandDemoPlaceholder": "Placeholder"
 			}
 		},
 		"payload-mapping": {
 			"$.SoftwareVersion": "$.softwareVersion",
 			"$.TimeOfUseSchedule": "$.timeOfUseSchedule",
-			"$.ConfigurationTimestamp": "$.timestamp"
+			"$.ConfigurationTimestamp": "$.timestamp",
+			"$.CommandDemoPlaceholder": "$.commandDemoPlaceholder"
 		}
 	}
 ]