window contact first try

config/devices.yaml

@@ -518,3 +518,12 @@ devices:
     ieee_address: "0xf0d1b80000155fc2"
     model: "AC10691"
     vendor: "OSRAM"
+
+- device_id: fenster_wohnzimmer
+  type: contact
+  name: Fenster Wohnzimmer
+  cap_version: contact_sensor@1.0.0
+  technology: zigbee2mqtt
+  topics:
+    state: zigbee2mqtt/0x540f57fffe123456
+  features: {}