Tuya: Add support for turning smart heater LEDs on and off (#64739)

homeassistant/components/tuya/light.py

@@ -159,6 +159,15 @@ LIGHTS: dict[str, tuple[TuyaLightEntityDescription, ...]] = {
             name="Backlight",
         ),
     ),
+    # Heater
+    # https://developer.tuya.com/en/docs/iot/categoryqn?id=Kaiuz18kih0sm
+    "qn": (
+        TuyaLightEntityDescription(
+            key=DPCode.LIGHT,
+            name="Backlight",
+            entity_category=EntityCategory.CONFIG,
+        ),
+    ),
     # Smart Camera
     # https://developer.tuya.com/en/docs/iot/categorysp?id=Kaiuz35leyo12
     "sp": (