Fix bug with 'today' field in iboost_best (#1386)

* Fix bug with 'today' field in iboost_best

#1378

* [pre-commit.ci lite] apply automatic fixes

* Update custom-dictionary-workspace.txt

---------

Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>

.cspell/custom-dictionary-workspace.txt

@@ -126,6 +126,7 @@ pytz
 rarr
 Redownload
 remotecontrol
+resetmidnight
 resultmid
 rname
 rowspan

apps/predbat/predbat.py

@@ -2066,12 +2066,14 @@ def find_charge_window_optimised(self, charge_windows):
                 charge_window_optimised[minute] = window_n
         return charge_window_optimised
 
-    def filtered_today(self, time_data):
+    def filtered_today(self, time_data, resetmidnight=False):
         """
         Grab figure for today (midnight)
         """
         today = self.midnight_utc
         tomorrow = today + timedelta(days=1)
+        if resetmidnight:
+            tomorrow = tomorrow - timedelta(minutes=PREDICT_STEP)
         tomorrow_stamp = tomorrow.strftime(TIME_FORMAT)
         tomorrow_value = time_data.get(tomorrow_stamp, None)
         return tomorrow_value
@@ -2633,7 +2635,7 @@ def run_prediction(self, charge_limit, charge_window, discharge_window, discharg
                     state=self.dp2(final_iboost_kwh),
                     attributes={
                         "results": self.filtered_times(predict_iboost),
-                        "today": self.filtered_today(predict_iboost),
+                        "today": self.filtered_today(predict_iboost, resetmidnight=True),
                         "friendly_name": "Predicted iBoost energy best",
                         "state_class": "measurement",
                         "unit_of_measurement": "kWh",