fix: re-align dead-band on sync

custom_components/easee_solar_charging/coordinator.py

@@ -127,19 +127,20 @@ class EaseeSolarCoordinator(DataUpdateCoordinator):
         """Return True only when the target warrants a new service call.
 
         - First run: always send.
-        - Transitions to/from 0: always send (start/stop events).
+        - Transitions to/from 0: always send immediately (start/stop events).
         - Outside dead-band: send immediately.
-        - Inside dead-band: send once per minute so gradual solar drift is applied.
+        - Inside dead-band (including same value): re-align once per minute so
+          the charger is periodically re-confirmed even if the target hasn't changed.
+        - 0 → 0: never resend (charger is already off).
         """
         if self._last_sent_current is None:
             return True
-        if target == self._last_sent_current:
-            return False
+        # Start / stop transitions fire immediately; 0→0 is a no-op.
         if target == 0 or self._last_sent_current == 0:
-            return True
+            return target != self._last_sent_current
         if abs(target - self._last_sent_current) >= HYSTERESIS_A:
             return True
-        # Within dead-band: resync once per minute
+        # Within dead-band or same value: re-align once per minute.
         return (
             self._last_sent_at is None
             or datetime.now(timezone.utc) - self._last_sent_at >= _DEAD_BAND_RESYNC