Fix: backend/api/routes/sensors.py

backend/api/routes/sensors.py

@@ -129,7 +129,7 @@ async def air_leaf_delta(
 ):
     """Hourly air-leaf temperature delta from ThingsBoard (Air2 under panels)."""
     try:
-        df = _tb_timeseries("Air2", ["airLeafDeltaT"], hours)
+        df = _tb_timeseries("Air1", ["airLeafDeltaT"], hours)
         if df.empty:
             return []
         return [{"timestamp": ts.isoformat(), "value": round(float(row["airLeafDeltaT"]), 2)}
@@ -145,7 +145,7 @@ async def temp_humidity(
 ):
     """Hourly temperature + humidity from ThingsBoard (Air2 under panels)."""
     try:
-        df = _tb_timeseries("Air2", ["airTemperature", "airHumidity"], hours)
+        df = _tb_timeseries("Air1", ["airTemperature", "airHumidity"], hours)
         if df.empty:
             return []
         rows = []
@@ -188,7 +188,7 @@ async def vpd_history(
 ):
     """Hourly VPD from ThingsBoard (Air2 under panels)."""
     try:
-        df = _tb_timeseries("Air2", ["VPD"], hours)
+        df = _tb_timeseries("Air1", ["VPD"], hours)
         if df.empty:
             return []
         return [{"timestamp": ts.isoformat(), "value": round(float(row["VPD"]), 2)}