Add device info to samsungtv diagnostics (#66728)

* Add device-info to samsungtv diagnostics

* Adjust tests

Co-authored-by: epenet <epenet@users.noreply.github.com>

homeassistant/components/samsungtv/diagnostics.py

 """Diagnostics support for SamsungTV."""
 from __future__ import annotations
 
+from typing import Any
+
 from homeassistant.components.diagnostics import async_redact_data
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import CONF_TOKEN
 from homeassistant.core import HomeAssistant
 
+from .bridge import SamsungTVLegacyBridge, SamsungTVWSBridge
+from .const import DOMAIN
+
 TO_REDACT = {CONF_TOKEN}
 
 
 async def async_get_config_entry_diagnostics(
     hass: HomeAssistant, entry: ConfigEntry
-) -> dict:
+) -> dict[str, Any]:
     """Return diagnostics for a config entry."""
-    diag_data = {"entry": async_redact_data(entry.as_dict(), TO_REDACT)}
-
-    return diag_data
+    bridge: SamsungTVLegacyBridge | SamsungTVWSBridge = hass.data[DOMAIN][
+        entry.entry_id
+    ]
+    return {
+        "entry": async_redact_data(entry.as_dict(), TO_REDACT),
+        "device_info": await hass.async_add_executor_job(bridge.device_info),
+    }

tests/components/samsungtv/test_diagnostics.py

@@ -55,5 +55,15 @@ async def test_entry_diagnostics(
             "title": "Mock Title",
             "unique_id": "any",
             "version": 2,
-        }
+        },
+        "device_info": {
+            "id": "uuid:be9554b9-c9fb-41f4-8920-22da015376a4",
+            "device": {
+                "modelName": "82GXARRS",
+                "name": "[TV] Living Room",
+                "networkType": "wireless",
+                "type": "Samsung SmartTV",
+                "wifiMac": "aa:bb:cc:dd:ee:ff",
+            },
+        },
     }