feat: add more easter eggs

lib/views/pin_lock_view.dart

@@ -4,6 +4,7 @@ import 'package:provider/provider.dart';
 import '../l10n/app_localizations.dart';
 import '../l10n/app_localizations_helpers.dart';
 import '../models/app_error.dart';
+import '../utils/easter_eggs.dart';
 import '../viewmodels/pin_lock_view_model.dart';
 
 enum PinEntryMode { unlock, create, change }
@@ -53,6 +54,9 @@ class _PinEntryViewState extends State<PinEntryView> {
   bool _isConfirmStep = false;
   bool _isSubmitting = false;
   String? _localError;
+
+  /// A cheeky remark for a lazy PIN, shown instead of an error.
+  bool _showLazyPinRemark = false;
   bool _shake = false;
 
   bool get _isChangeFlow => widget.mode == PinEntryMode.change;
@@ -94,6 +98,7 @@ class _PinEntryViewState extends State<PinEntryView> {
     setState(() {
       _digits += digit;
       _localError = null;
+      if (_digits.length == 1) _showLazyPinRemark = false;
     });
 
     if (_digits.length == _pinLength) {
@@ -119,6 +124,7 @@ class _PinEntryViewState extends State<PinEntryView> {
         _firstEntry = entered;
         _isConfirmStep = true;
         _digits = '';
+        _showLazyPinRemark = isLazyPin(entered);
       });
       return;
     }
@@ -164,6 +170,16 @@ class _PinEntryViewState extends State<PinEntryView> {
         _currentPin = _digits;
         _digits = '';
       });
+    } else if (isLazyPin(_digits)) {
+      // Correct, but let them see the raised eyebrow before moving on.
+      setState(() {
+        _showLazyPinRemark = true;
+        _isSubmitting = true;
+      });
+      await Future<void>.delayed(const Duration(milliseconds: 900));
+      if (!mounted) return;
+      setState(() => _isSubmitting = false);
+      widget.onSuccess?.call();
     } else {
       widget.onSuccess?.call();
     }
@@ -203,6 +219,7 @@ class _PinEntryViewState extends State<PinEntryView> {
   void _fail(String message) {
     setState(() {
       _localError = message;
+      _showLazyPinRemark = false;
       _digits = '';
       _shake = true;
     });
@@ -262,6 +279,15 @@ class _PinEntryViewState extends State<PinEntryView> {
                         _localError!,
                         style: TextStyle(color: scheme.error, fontSize: 13),
                       )
+                    : _showLazyPinRemark
+                    ? Text(
+                        l10n.lazyPinRemark,
+                        style: TextStyle(
+                          color: scheme.onSurface.withValues(alpha: 0.7),
+                          fontSize: 13,
+                          fontWeight: FontWeight.w600,
+                        ),
+                      )
                     : const SizedBox.shrink(),
               ),
               const Spacer(flex: 2),