quick fix

io-app-backend/app.py

@@ -109,7 +109,7 @@ def advanced_analyze_endpoint():
         if lat is None or lng is None:
             return jsonify({
                 'success': False,
-                'error': 'error': 'Missing coordinates (lat/lng)'
+                'error': 'Missing coordinates (lat/lng)'
             }), 400
 
         print(f"🚀 Uruchamiam zaawansowaną analizę dla: [{lat}, {lng}]")