re factor rog

lib/features/utils/const.dart

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+class ConstValues {
+  static const container_svr = "http://container.intranet.sumasen.net:8100";
+  static const server_uri = "https://rogaining.sumasen.net";
+  static const dev_server = "http://localhost:8100";
+  static const dev_ip_server = "http://192.168.8.100:8100";
+  static const dev_home_ip_server = "http://172.20.10.9:8100";
+  static const dev_home_ip_mserver = "http://192.168.1.10:8100";
+
+  static String currentServer() {
+    //return dev_ip_server;
+    return server_uri;
+  }
+}

lib/features/utils/distance_calculator.dart

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+import 'dart:math';
+import 'package:latlong2/latlong.dart';
+
+class DistanceCalculatorHS {
+  static const int _radius = 6371; // Radius of the Earth in kilometers
+
+  static double _degreeToRadian(double degree) {
+    return degree * pi / 180;
+  }
+
+  static double calculateDistance(LatLng location1, LatLng location2) {
+    double latDistance =
+        _degreeToRadian(location2.latitude - location1.latitude);
+    double lonDistance =
+        _degreeToRadian(location2.longitude - location1.longitude);
+
+    double a = sin(latDistance / 2) * sin(latDistance / 2) +
+        cos(_degreeToRadian(location1.latitude)) *
+            cos(_degreeToRadian(location2.latitude)) *
+            sin(lonDistance / 2) *
+            sin(lonDistance / 2);
+
+    double c = 2 * atan2(sqrt(a), sqrt(1 - a));
+
+    double distance = _radius * c * 1000; // Convert to meters
+
+    return distance;
+  }
+}

lib/features/utils/error_reporter.dart

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+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+final errorReportingProvider = Provider<ErrorReporter>((ref) {
+  return ErrorReporterImpl();
+});
+
+class ErrorReporter {
+  void reportError(Object error, StackTrace stackTrace) {}
+}
+
+class ErrorReporterImpl extends ErrorReporter {
+  @override
+  void reportError(Object error, StackTrace stackTrace) {
+    // Send error and stackTrace to the server
+    // Include app state if necessary
+  }
+}

lib/features/utils/params.dart

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+int startMinDistance = 150;
+int minAwayfromStartDistance = 300;