configurable overpass query timeout; increased to 45s

lib/dev_config.dart

@@ -63,6 +63,9 @@ const double kChangesetCloseBackoffMultiplier = 2.0;
 // Navigation routing configuration
 const Duration kNavigationRoutingTimeout = Duration(seconds: 90); // HTTP timeout for routing requests
 
+// Overpass API configuration
+const Duration kOverpassQueryTimeout = Duration(seconds: 45); // Timeout for Overpass API queries (was 25s hardcoded)
+
 // Suspected locations CSV URL
 const String kSuspectedLocationsCsvUrl = 'https://alprwatch.org/suspected-locations/deflock-latest.csv';
 

lib/services/map_data_submodules/nodes_from_overpass.dart

@@ -218,7 +218,7 @@ String _buildOverpassQuery(LatLngBounds bounds, List<NodeProfile> profiles, int
   }).join('\n  ');
 
   return '''
-[out:json][timeout:25];
+[out:json][timeout:${kOverpassQueryTimeout.inSeconds}];
 (
   $nodeClauses
 );