Clean up dev_config, rename more camera -> node

lib/widgets/camera_icon.dart

@@ -19,31 +19,31 @@ class CameraIcon extends StatelessWidget {
   Color get _ringColor {
     switch (type) {
       case CameraIconType.real:
-        return kCameraRingColorReal;
+        return kNodeRingColorReal;
       case CameraIconType.mock:
-        return kCameraRingColorMock;
+        return kNodeRingColorMock;
       case CameraIconType.pending:
-        return kCameraRingColorPending;
+        return kNodeRingColorPending;
       case CameraIconType.editing:
-        return kCameraRingColorEditing;
+        return kNodeRingColorEditing;
       case CameraIconType.pendingEdit:
-        return kCameraRingColorPendingEdit;
+        return kNodeRingColorPendingEdit;
       case CameraIconType.pendingDeletion:
-        return kCameraRingColorPendingDeletion;
+        return kNodeRingColorPendingDeletion;
     }
   }
 
   @override
   Widget build(BuildContext context) {
     return Container(
-      width: kCameraIconDiameter,
-      height: kCameraIconDiameter,
+      width: kNodeIconDiameter,
+      height: kNodeIconDiameter,
       decoration: BoxDecoration(
         shape: BoxShape.circle,
-        color: Colors.black.withOpacity(kCameraDotOpacity),
+        color: Colors.black.withOpacity(kNodeDotOpacity),
         border: Border.all(
           color: _ringColor,
-          width: kCameraRingThickness,
+          width: kNodeRingThickness,
         ),
       ),
     );

lib/widgets/map/camera_markers.dart

@@ -107,8 +107,8 @@ class CameraMarkersBuilder {
           
           return Marker(
             point: n.coord,
-            width: kCameraIconDiameter,
-            height: kCameraIconDiameter,
+            width: kNodeIconDiameter,
+            height: kNodeIconDiameter,
             child: Opacity(
               opacity: shouldDim ? 0.5 : 1.0,
               child: CameraMapMarker(

lib/widgets/map/camera_refresh_controller.dart

@@ -69,12 +69,12 @@ class CameraRefreshController {
     }
     
     final zoom = controller.mapController.camera.zoom;
-    if (zoom < kCameraMinZoomLevel) {
+    if (zoom < kNodeMinZoomLevel) {
       // Show a snackbar-style bubble warning
       if (context.mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Cameras not drawn below zoom level $kCameraMinZoomLevel'),
+            content: Text('Nodes not drawn below zoom level $kNodeMinZoomLevel'),
             duration: const Duration(seconds: 2),
           ),
         );

lib/widgets/map/map_position_manager.dart

@@ -3,8 +3,6 @@ import 'package:flutter_map_animations/flutter_map_animations.dart';
 import 'package:latlong2/latlong.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
-import '../../dev_config.dart';
-
 
 /// Manages map position persistence and initial positioning.
 /// Handles saving/loading last map position and moving to initial locations.
@@ -27,9 +25,9 @@ class MapPositionManager {
   Future<void> loadLastMapPosition() async {
     try {
       final prefs = await SharedPreferences.getInstance();
-      final lat = prefs.getDouble(kLastMapLatKey);
-      final lng = prefs.getDouble(kLastMapLngKey);
-      final zoom = prefs.getDouble(kLastMapZoomKey);
+      final lat = prefs.getDouble('last_map_latitude');
+      final lng = prefs.getDouble('last_map_longitude');
+      final zoom = prefs.getDouble('last_map_zoom');
       
       if (lat != null && lng != null && 
           _isValidCoordinate(lat) && _isValidCoordinate(lng)) {
@@ -80,9 +78,9 @@ class MapPositionManager {
       }
       
       final prefs = await SharedPreferences.getInstance();
-      await prefs.setDouble(kLastMapLatKey, location.latitude);
-      await prefs.setDouble(kLastMapLngKey, location.longitude);
-      await prefs.setDouble(kLastMapZoomKey, zoom);
+      await prefs.setDouble('last_map_latitude', location.latitude);
+      await prefs.setDouble('last_map_longitude', location.longitude);
+      await prefs.setDouble('last_map_zoom', zoom);
       debugPrint('[MapPositionManager] Saved last map position: ${location.latitude}, ${location.longitude}, zoom: $zoom');
     } catch (e) {
       debugPrint('[MapPositionManager] Failed to save last map position: $e');
@@ -95,9 +93,9 @@ class MapPositionManager {
   static Future<void> clearStoredMapPosition() async {
     try {
       final prefs = await SharedPreferences.getInstance();
-      await prefs.remove(kLastMapLatKey);
-      await prefs.remove(kLastMapLngKey);
-      await prefs.remove(kLastMapZoomKey);
+      await prefs.remove('last_map_latitude');
+      await prefs.remove('last_map_longitude');
+      await prefs.remove('last_map_zoom');
       debugPrint('[MapPositionManager] Cleared stored map position');
     } catch (e) {
       debugPrint('[MapPositionManager] Failed to clear stored map position: $e');

lib/widgets/map_view.dart

@@ -222,7 +222,7 @@ class MapViewState extends State<MapView> {
     if (uploadMode == UploadMode.sandbox) {
       return kOsmApiMinZoomLevel;
     } else {
-      return kCameraMinZoomLevel;
+      return kNodeMinZoomLevel;
     }
   }
 
@@ -370,8 +370,8 @@ class MapViewState extends State<MapView> {
             centerMarkers.add(
               Marker(
                 point: center,
-                width: kCameraIconDiameter,
-                height: kCameraIconDiameter,
+                width: kNodeIconDiameter,
+                height: kNodeIconDiameter,
                 child: CameraIcon(
                   type: editSession != null ? CameraIconType.editing : CameraIconType.mock,
                 ),
@@ -573,7 +573,7 @@ class MapViewState extends State<MapView> {
         if (originalCoord != null) {
           lines.add(Polyline(
             points: [originalCoord, camera.coord],
-            color: kCameraRingColorPending,
+            color: kNodeRingColorPending,
             strokeWidth: 3.0,
           ));
         }