feat(support): task 397 email copy

lib/features/support/presentation/pages/support_screen.dart

@@ -1,4 +1,7 @@
+import 'package:eatvio_app/core/utils/toasts.dart';
+import 'package:eatvio_app/generated/l10n.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:flutter_svg/flutter_svg.dart';
 import 'package:url_launcher/url_launcher.dart';
 
@@ -7,6 +10,8 @@ class SupportScreen extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final s = S.of(context);
+
     return Scaffold(
       appBar: AppBar(
         title: const Text('Поддержка'),
@@ -44,7 +49,7 @@ class SupportScreen extends StatelessWidget {
                   ),
                   const SizedBox(width: 12),
                   const Text(
-                    'Telegram',
+                    'Telegram: t.me/eatvio',
                     style: TextStyle(
                       fontSize: 16,
                     ),
@@ -56,10 +61,8 @@ class SupportScreen extends StatelessWidget {
           const SizedBox(height: 8),
           InkWell(
             onTap: () {
-              launchUrl(
-                Uri.parse('mailto:help@eatv.io'),
-                mode: LaunchMode.externalApplication,
-              );
+              Clipboard.setData(const ClipboardData(text: 'help@eatv.io'));
+              showInfoToast(s.mail_was_copied);
             },
             borderRadius: BorderRadius.circular(16),
             child: Ink(
@@ -73,7 +76,7 @@ class SupportScreen extends StatelessWidget {
                   Icon(Icons.alternate_email_rounded),
                   SizedBox(width: 12),
                   Text(
-                    'E-mail',
+                    'E-mail: help@eatv.io',
                     style: TextStyle(
                       fontSize: 16,
                     ),