Fix door state if value is unknown and properly invert state for tamper

Author: cayossarian

custom_components/span_panel/binary_sensor.py

@@ -41,7 +41,7 @@ class SpanPanelBinarySensorEntityDescription(
         key="doorState",
         name="Door State",
         device_class=BinarySensorDeviceClass.TAMPER,
-        value_fn=lambda status_data: status_data.is_door_closed,
+        value_fn=lambda status_data: not status_data.is_door_closed, #invert logic for tamper
     ),
     SpanPanelBinarySensorEntityDescription(
         key="eth0Link",

custom_components/span_panel/span_panel_hardware_status.py

@@ -6,6 +6,7 @@
 
 SYSTEM_DOOR_STATE_CLOSED = "CLOSED"
 SYSTEM_DOOR_STATE_OPEN = "OPEN"
+SYSTEM_DOOR_STATE_UNKNOWN = "UNKNOWN"
 
 
 @dataclass
@@ -26,7 +27,9 @@ class SpanPanelHardwareStatus:
     _system_data: Dict[str, Any] = field(default_factory=dict)
 
     @property
-    def is_door_closed(self) -> bool:
+    def is_door_closed(self) -> bool | None:
+        if (self.door_state == SYSTEM_DOOR_STATE_UNKNOWN):
+            return None
         return self.door_state == SYSTEM_DOOR_STATE_CLOSED
 
     @property