fix(#96): check wetFeedingPlan data for Polar feeding plan state (#249)

* fix(#96): check wetFeedingPlan data for Polar feeding plan state instead of dry feeder flag

* fix: add comment documenting wet plan heuristic

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Co-authored-by: Jamie Jones <29973406+jjjonesjr33@users.noreply.github.com>

Author: dennismdejong

custom_components/petlibro/devices/feeders/polar_wet_food_feeder.py

@@ -74,8 +74,13 @@ def electric_quantity(self) -> float:
 
     @property
     def feeding_plan_state(self) -> bool:
-        """Return the state of the feeding plan."""
-        return bool(self._data.get("enableFeedingPlan", False))
+        """Return the state of the feeding plan from wetFeedingPlan data."""
+        wet_plan = self._data.get("wetFeedingPlan", {})
+        # API does not provide an explicit enabled flag for wet plans; non-empty plan = enabled
+        if not wet_plan or not wet_plan.get("templateName"):
+            return False
+        plan_entries = wet_plan.get("plan", [])
+        return bool(plan_entries)
 
     @property
     def food_low(self) -> bool: