Added local flight duration

backend/app/api/endpoints/public.py

@@ -51,12 +51,18 @@ async def get_public_arrivals(db: Session = Depends(get_db)):
         # Only include flights booked out today
         if not (today_start <= flight.created_dt < today_end):
             continue
+        
+        # Calculate ETA from departed_dt + duration (if both are available)
+        eta = flight.departed_dt
+        if flight.departed_dt and flight.duration:
+            eta = flight.departed_dt + timedelta(minutes=flight.duration)
+        
         arrivals_list.append({
             'ac_call': flight.callsign or flight.registration,
             'ac_reg': flight.registration,
             'ac_type': flight.type,
             'in_from': None,
-            'eta': flight.departed_dt,
+            'eta': eta,
             'landed_dt': None,
             'status': 'DEPARTED',
             'isLocalFlight': True,