push registration no longer depends on notification permission, reporting effective opt-in and os permission

lib/view/pages/settings/sections/talk_section.dart

@@ -3,6 +3,7 @@ import 'dart:async';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
+import '../../../../api/marianumconnect/queries/telemetry_heartbeat/telemetry_heartbeat.dart';
 import '../../../../push/push_registration.dart';
 import '../../../../push/push_status.dart';
 import '../../../../routing/app_routes.dart';
@@ -123,6 +124,8 @@ class _PushSettingsState extends State<_PushSettings>
 
   void _onToggle(bool enabled) {
     widget.settings.val(write: true).notificationSettings.enabled = enabled;
+    // A permission granted below arrives via the resume heartbeat.
+    TelemetryHeartbeat.report(notificationsEnabled: enabled);
     // Turning off does NOT unregister: the device stays subscribed so silent
     // sync pushes keep arriving; the message handler and iOS NSE suppress only
     // the visible notification (via the mirrored flag). Enabling (re-)registers
@@ -132,11 +135,10 @@ class _PushSettingsState extends State<_PushSettings>
     final messenger = ScaffoldMessenger.of(context);
     unawaited(() async {
       try {
-        // Only register when the OS permission isn't explicitly denied —
-        // otherwise NC + proxy would push into the void.
-        if (await PushRegistration.requestOsPermission()) {
-          await PushRegistration().register();
-        } else {
+        final granted = await PushRegistration.requestOsPermission();
+        // Registered regardless: silent sync pushes need no permission.
+        await PushRegistration().register();
+        if (!granted) {
           messenger.showSnackBar(
             const SnackBar(
               content: Text(