App version from pubspec only. Bump version.

lib/services/uploader.dart

@@ -3,6 +3,7 @@ import 'package:http/http.dart' as http;
 
 import '../models/pending_upload.dart';
 import '../dev_config.dart';
+import 'version_service.dart';
 import '../app_state.dart';
 
 class Uploader {
@@ -32,7 +33,7 @@ class Uploader {
       final csXml = '''
         <osm>
           <changeset>
-            <tag k="created_by" v="$kClientName $kClientVersion"/>
+            <tag k="created_by" v="$kClientName ${VersionService().version}"/>
             <tag k="comment" v="$action ${p.profile.name} surveillance node"/>
           </changeset>
         </osm>''';

lib/services/version_service.dart

@@ -0,0 +1,68 @@
+import 'package:flutter/foundation.dart';
+import 'package:package_info_plus/package_info_plus.dart';
+
+/// Service for getting app version information from pubspec.yaml.
+/// This ensures we have a single source of truth for version info.
+class VersionService {
+  static final VersionService _instance = VersionService._internal();
+  factory VersionService() => _instance;
+  VersionService._internal();
+
+  PackageInfo? _packageInfo;
+  bool _initialized = false;
+
+  /// Initialize the service by loading package info
+  Future<void> init() async {
+    if (_initialized) return;
+    
+    try {
+      _packageInfo = await PackageInfo.fromPlatform();
+      _initialized = true;
+      debugPrint('[VersionService] Loaded version: ${_packageInfo!.version}');
+    } catch (e) {
+      debugPrint('[VersionService] Failed to load package info: $e');
+      _initialized = false;
+    }
+  }
+
+  /// Get the app version (e.g., "1.0.2")
+  String get version {
+    if (!_initialized || _packageInfo == null) {
+      debugPrint('[VersionService] Warning: Service not initialized, returning fallback version');
+      return 'unknown'; // Fallback for development/testing
+    }
+    return _packageInfo!.version;
+  }
+
+  /// Get the app name
+  String get appName {
+    if (!_initialized || _packageInfo == null) {
+      return 'DeFlock'; // Fallback
+    }
+    return _packageInfo!.appName;
+  }
+
+  /// Get the package name/bundle ID
+  String get packageName {
+    if (!_initialized || _packageInfo == null) {
+      return 'me.deflock.deflockapp'; // Fallback
+    }
+    return _packageInfo!.packageName;
+  }
+
+  /// Get the build number
+  String get buildNumber {
+    if (!_initialized || _packageInfo == null) {
+      return '1'; // Fallback
+    }
+    return _packageInfo!.buildNumber;
+  }
+
+  /// Get full version string with build number (e.g., "1.0.2+1")
+  String get fullVersion {
+    return '$version+$buildNumber';
+  }
+
+  /// Check if the service is properly initialized
+  bool get isInitialized => _initialized && _packageInfo != null;
+}