adopt MarianumConnectQuery base in remaining queries

lib/api/marianumconnect/queries/telemetry_heartbeat/telemetry_heartbeat.dart

@@ -3,14 +3,11 @@ import 'dart:convert';
 import 'dart:io';
 
 import 'package:device_info_plus/device_info_plus.dart';
-import 'package:dio/dio.dart';
 import 'package:package_info_plus/package_info_plus.dart';
 
 import '../../../../push/push_registration_store.dart';
 import '../../../../push/push_registration_type.dart';
-import '../../errors/marianumconnect_error.dart';
-import '../../marianumconnect_api.dart';
-import '../../marianumconnect_endpoint.dart';
+import '../../marianumconnect_query.dart';
 import 'telemetry_device_id.dart';
 
 /// Sends a telemetry heartbeat to MarianumConnect (`POST me/telemetry`) —
@@ -19,10 +16,8 @@ import 'telemetry_device_id.dart';
 /// (so a fresh registration isn't under-reported until the next launch).
 /// Bearer-authenticated via the shared dio interceptor. Replaces the legacy
 /// mhsl.eu `server/userIndex/update` call.
-class TelemetryHeartbeat {
-  final Dio _dio;
-
-  TelemetryHeartbeat({Dio? dio}) : _dio = dio ?? MarianumConnectApi.dio();
+class TelemetryHeartbeat extends MarianumConnectQuery {
+  TelemetryHeartbeat({super.dio});
 
   /// Fire-and-forget: schedules a heartbeat and swallows any error, so a failed
   /// send never disrupts app start. Used from the app shell's initState and
@@ -35,52 +30,48 @@ class TelemetryHeartbeat {
     );
   }
 
-  Future<void> send({required bool notificationsEnabled}) async {
-    try {
-      final info = DeviceInfoPlugin();
-      final package = await PackageInfo.fromPlatform();
-      final deviceIdentifier = await TelemetryDeviceId.resolve();
-      final pushDeviceIdentifier = await const PushRegistrationStore()
-          .deviceIdentifier(PushRegistrationType.general);
+  Future<void> send({required bool notificationsEnabled}) => guard(() async {
+    final info = DeviceInfoPlugin();
+    final package = await PackageInfo.fromPlatform();
+    final deviceIdentifier = await TelemetryDeviceId.resolve();
+    final pushDeviceIdentifier = await const PushRegistrationStore()
+        .deviceIdentifier(PushRegistrationType.general);
 
-      var platform = 'unknown';
-      String? deviceModel;
-      String? osVersion;
-      var raw = <String, dynamic>{};
-      if (Platform.isAndroid) {
-        platform = 'android';
-        final androidInfo = await info.androidInfo;
-        deviceModel = androidInfo.model;
-        osVersion = androidInfo.version.release;
-        raw = androidInfo.data;
-      } else if (Platform.isIOS) {
-        platform = 'ios';
-        final appleInfo = await info.iosInfo;
-        deviceModel = appleInfo.utsname.machine;
-        osVersion = appleInfo.systemVersion;
-        raw = appleInfo.data;
-      }
-
-      await _dio.post<void>(
-        MarianumConnectEndpoint.resolve('me/telemetry'),
-        data: {
-          'deviceIdentifier': deviceIdentifier,
-          // `pushDeviceIdentifier` reflects a *completed* registration and is
-          // absent until it lands; `pushEnabled` carries the user's intent
-          // (the notification toggle) so the backend can tell "user wants push"
-          // apart from "registration not finished yet".
-          'pushDeviceIdentifier': ?pushDeviceIdentifier,
-          'pushEnabled': notificationsEnabled,
-          'platform': platform,
-          'appVersion': package.version,
-          'appBuild': int.tryParse(package.buildNumber),
-          'deviceModel': deviceModel,
-          'osVersion': osVersion,
-          'deviceInfo': jsonEncode(raw),
-        },
-      );
-    } on DioException catch (e) {
-      throw mapMarianumConnectError(e);
+    var platform = 'unknown';
+    String? deviceModel;
+    String? osVersion;
+    var raw = <String, dynamic>{};
+    if (Platform.isAndroid) {
+      platform = 'android';
+      final androidInfo = await info.androidInfo;
+      deviceModel = androidInfo.model;
+      osVersion = androidInfo.version.release;
+      raw = androidInfo.data;
+    } else if (Platform.isIOS) {
+      platform = 'ios';
+      final appleInfo = await info.iosInfo;
+      deviceModel = appleInfo.utsname.machine;
+      osVersion = appleInfo.systemVersion;
+      raw = appleInfo.data;
     }
-  }
+
+    await dio.post<void>(
+      endpoint('me/telemetry'),
+      data: {
+        'deviceIdentifier': deviceIdentifier,
+        // `pushDeviceIdentifier` reflects a *completed* registration and is
+        // absent until it lands; `pushEnabled` carries the user's intent
+        // (the notification toggle) so the backend can tell "user wants push"
+        // apart from "registration not finished yet".
+        'pushDeviceIdentifier': ?pushDeviceIdentifier,
+        'pushEnabled': notificationsEnabled,
+        'platform': platform,
+        'appVersion': package.version,
+        'appBuild': int.tryParse(package.buildNumber),
+        'deviceModel': deviceModel,
+        'osVersion': osVersion,
+        'deviceInfo': jsonEncode(raw),
+      },
+    );
+  });
 }