Mqtt vacuum device (#12672)

source/_integrations/vacuum.mqtt.markdown

@@ -269,6 +269,39 @@ command_topic:
   description: The MQTT topic to publish commands to control the vacuum.
   required: false
   type: string
+device:
+  description: "Information about the device this switch is a part of to tie it into the [device registry](https://developers.home-assistant.io/docs/en/device_registry_index.html). Only works through [MQTT discovery](/docs/mqtt/discovery/) and when [`unique_id`](#unique_id) is set."
+  required: false
+  type: map
+  keys:
+    connections:
+      description: 'A list of connections of the device to the outside world as a list of tuples `[connection_type, connection_identifier]`. For example the MAC address of a network interface: `"connections": [["mac", "02:5b:26:a8:dc:12"]]`.'
+      required: false
+      type: list
+    identifiers:
+      description: A list of IDs that uniquely identify the device. For example a serial number.
+      required: false
+      type: [string, list]
+    manufacturer:
+      description: The manufacturer of the device.
+      required: false
+      type: string
+    model:
+      description: The model of the device.
+      required: false
+      type: string
+    name:
+      description: The name of the device.
+      required: false
+      type: string
+    sw_version:
+      description: The firmware version of the device.
+      required: false
+      type: string
+    via_device:
+      description: 'Identifier of a device that routes messages between this device and Home Assistant. Examples of such devices are hubs, or parent devices of a sub-device. This is used to show device topology in Home Assistant.'
+      required: false
+      type: string
 fan_speed_list:
   description: List of possible fan speeds for the vacuum.
   required: false