refactor(cat-voices): make link wallet dialog private, move learn mor…

…e button

catalyst_voices/lib/pages/registration/link_wallet/intro/link_wallet_intro_dialog.dart

@@ -1,5 +1,4 @@
 import 'package:catalyst_voices/pages/account/creation/task_picture.dart';
-import 'package:catalyst_voices/widgets/buttons/specialized/voices_learn_more_button.dart';
 import 'package:catalyst_voices/widgets/widgets.dart';
 import 'package:catalyst_voices_assets/catalyst_voices_assets.dart';
 import 'package:catalyst_voices_localization/catalyst_voices_localization.dart';

catalyst_voices/lib/pages/registration/link_wallet/link_wallet_dialog.dart

@@ -8,14 +8,14 @@ import 'package:flutter/material.dart';
 /// The link wallet flow consisting
 /// of [LinkWalletStage]'s during the registration.
 class LinkWalletDialog extends StatefulWidget {
-  const LinkWalletDialog({super.key});
+  const LinkWalletDialog._();
 
   /// Shows the [LinkWalletDialog] flow.
   static Future<void> show({required BuildContext context}) {
     return VoicesDialog.show(
       context: context,
       routeSettings: const RouteSettings(name: '/register/link-wallet'),
-      builder: (context) => const LinkWalletDialog(),
+      builder: (context) => const LinkWalletDialog._(),
     );
   }
 

catalyst_voices/lib/widgets/buttons/voices_buttons.dart

@@ -1,7 +1,9 @@
 import 'dart:async';
 
 import 'package:catalyst_voices/widgets/buttons/voices_icon_button.dart';
+import 'package:catalyst_voices/widgets/buttons/voices_text_button.dart';
 import 'package:catalyst_voices_assets/catalyst_voices_assets.dart';
+import 'package:catalyst_voices_localization/catalyst_voices_localization.dart';
 import 'package:flutter/material.dart';
 
 class DrawerToggleButton extends StatelessWidget {
@@ -146,3 +148,22 @@ class MoreOptionsButton extends StatelessWidget {
     );
   }
 }
+
+/// A "Learn More" button that redirects usually to an external content.
+class VoicesLearnMoreButton extends StatelessWidget {
+  final VoidCallback onTap;
+
+  const VoicesLearnMoreButton({
+    super.key,
+    required this.onTap,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return VoicesTextButton(
+      trailing: VoicesAssets.icons.externalLink.buildIcon(),
+      onTap: onTap,
+      child: Text(context.l10n.learnMore),
+    );
+  }
+}