chore: release 3.3.0 (sidebar nav fix, notification countdown, hardening)

Co-authored-by: Naveax <[email protected]>

lib/screens/settings/in_settings/haptic.dart

@@ -1,9 +1,44 @@
+import 'dart:async';
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:revoltvpn/logic/app_colors.dart';
 
+// A plain bool, not a ValueNotifier: this is only read at the moment of a tap,
+// so nothing has to react to it changing. Default: false.
 bool hapticEnabled = false;
 
+/// Hydrates [hapticEnabled] from disk. Called at boot — the toggle tile below
+/// only mounts once Settings is opened.
+Future<void> loadHapticPref() async {
+  final prefs = await SharedPreferences.getInstance();
+  hapticEnabled = prefs.getBool('haptic_feedback_enabled') ?? false;
+}
+
+/// Haptic calls are deliberately best-effort: a vibration failure must never
+/// block or fail a VPN connect/disconnect. `mediumImpact` is used instead of
+/// `lightImpact` — the latter is imperceptible on many Android devices.
+class Haptics {
+  Haptics._();
+
+  static Future<void> connectionChanged() async {
+    if (!hapticEnabled) return;
+    try {
+      await HapticFeedback.mediumImpact();
+    } catch (e) {
+      debugPrint('[Haptics] Feedback unavailable: $e');
+    }
+  }
+
+  static Future<void> previewEnabled() async {
+    try {
+      await HapticFeedback.selectionClick();
+    } catch (e) {
+      debugPrint('[Haptics] Preview unavailable: $e');
+    }
+  }
+}
+
 class HapticFeedbackTile extends StatefulWidget {
   const HapticFeedbackTile({super.key});
 
@@ -20,12 +55,9 @@ class _HapticFeedbackTileState extends State<HapticFeedbackTile> {
     _load();
   }
 
-  // Loads persisted state and syncs the top-level bool.
   Future<void> _load() async {
-    final prefs = await SharedPreferences.getInstance();
-    final value = prefs.getBool('haptic_feedback_enabled') ?? false;
-    hapticEnabled = value;
-    if (mounted) setState(() => _on = value);
+    await loadHapticPref();
+    if (mounted) setState(() => _on = hapticEnabled);
   }
 
   // Writes to SharedPreferences AND updates the live bool so the connect
@@ -34,6 +66,7 @@ class _HapticFeedbackTileState extends State<HapticFeedbackTile> {
     final prefs = await SharedPreferences.getInstance();
     await prefs.setBool('haptic_feedback_enabled', value);
     hapticEnabled = value;
+    if (value) unawaited(Haptics.previewEnabled());
     setState(() => _on = value);
   }